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uses of simultaneous determination of florfenicol

  • Simultaneous determination of residues of

    A simple and rapid high-performance liquid chromatographic method for the simultaneous extraction and determination of residues of florfenicol and its metabolite florfenicol amine in fish tissue, muscle and liver has been developed.

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  • Simultaneous determination of florfenicol with its ...

    2014-11-14 · High-performance liquid chromatography with tandem mass spectrometry was applied to simultaneously determine the level of florfenicol and florfenicol amine in agricultural soils. Excellent linearity was achieved for florfenicol and florfenicol amine over a range of concentrations from 0.1–500 μg/L with …

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  • Simultaneous determination of florfenicol with its ...

    2014-11-14 · High‐performance liquid chromatography with tandem mass spectrometry was applied to simultaneously determine the level of florfenicol and florfenicol amine in agricultural soils. Excellent linearity was achieved for florfenicol and florfenicol amine over a range of concentrations from 0.1–500 μg/L with …

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  • Simultaneous determination of thiamphenicol,

    2010-1-15 · Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in swine muscle by liquid chromatography-tandem mass spectrometry with immunoaffinity chromatography clean-up. 1. J Chromatogr B Analyt Technol Biomed Life Sci. 2010 Jan 15;878 (2):207-12. doi: 10.1016/j.jchromb.2009.10.002. Epub …

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  • Simultaneous determination of residues of

    1993-6-23 · A simple and rapid high-performance liquid chromatographic method for the simultaneous extraction and determination of residues of florfenicol and its metabolite florfenicol amine in fish tissue, muscle and liver has been developed.

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  • Simultaneous determination of thiamphenicol,

    2011-8-1 · A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs. Samples were extracted with …

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  • Simultaneous Determination of Florfenicol and

    A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs.

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  • Simultaneous determination of thiamphenicol,

    Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in swine muscle by liquid chromatography–tandem mass spectrometry with immunoaffinity chromatography clean-up

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  • Simultaneous determination of thiamphenicol,

    2006-9-23 · A liquid chromatographic (HPLC) method for simultaneous determination of thiamphenicol, florfenicol and chloramphenicol residues in muscles of animals and cultured fishes was developed. The drugs are extracted from minced muscles with ethyl acetate, and the extract is evaporated to dryness.

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  • Simultaneous determination of florfenicol with

    2014-11-14 · A simple and simultaneous method for the determination of florfenicol and its metabolite florfenicol amine in agricultural soils using modified quick, easy, cheap, effective, rugged, and safe sample pretreatment and reversed‐phase high‐performance liquid chromatography with tandem mass spectrometry is …

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  • Simultaneous determination of thiamphenicol,

    A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs. Samples were extracted with ethyl …

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  • Simultaneous Determination of Florfenicol and

    A RP-HPLC-UV method was developed and validated for simultaneous determination of florfenicol and diclazuril in compound powder. The separation involved using a SinoChoom ODS-BP C 18 (5 μ m, 4.6 mm × 250 mm) analytical column. The mobile phase was a mixture of acetonitrile-0.2% phosphoric acid (pH was adjusted to 3.0 …

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  • Simultaneous determination of

    1998-7-1 · Simultaneous determination of residues of chloramphenicol, florfenicol, florfenicol amine, and thiamphenicol in shrimp tissue by gas chromatography with electron capture detection. Pfenning AP, Roybal JE, Rupp HS, Turnipseed SB, Gonzales SA, Hurlbut JA. J AOAC Int, 83(1):26-30, 01 Jan 2000

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  • Simultaneous Determination of Thiamphenicol,

    2006-9-23 · A liquid chromatographic (HPLC) method for simultaneous determination of thiamphenicol, florfenicol and chloramphenicol residues in muscles of animals and cultured fishes was developed. The drugs are extracted from minced muscles with ethyl acetate, and the extract is evaporated to dryness.

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  • Simultaneous determination of residues of

    A gas chromatographic (GC) method is presented for determining residues of chloramphenicol (CAP), florfenicol (FF), florfenicol amine (FFa) and thiamphenicol (TAP) in shrimp tissues, with meta-nitrochloramphenicol (mCAP) as the internal standard. The composited shrimp is extracted with basic ethyl acetate, followed …

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  • Extraction Strategies for Simultaneous

    2019-9-13 · A liquid chromatography-tandem mass spectrometry method was developed and validated for the simultaneous determination of the veterinary drug florfenicol (FF) and its major metabolite, florfenicol amine (FFA), in tilapia muscles (Oreochromis niloticus). Three different sample preparation procedures (DLLME, …

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  • Simultaneous Determination of Trimethoprim,

    2004-8-11 · A liquid chromatographic/tandem mass spectrometric method using atmospheric pressure chemical ionisation (LC-APCI-MS-MS) was developed for simultaneous determination of trimethoprim, sulfadiazine, florfenicol and oxolinic acid in surface water. The compounds were extracted by solid phase extraction on a …

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  • Development and Validation of a Stability-Indicating

    2019-7-30 · Method for the Simultaneous Determination of Florfenicol and Flunixin Meglumine Combination in an Injectable Solution NidalBatrawi,1 HaniNaseef,1 andFuadAl-Rimawi2 ... tion of florfenicol (1.2mg/mL) and flunixin meglumine (0.1096mg/mL) was prepared by dissolving an accurately

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  • Simultaneous determination of thiamphenicol,

    A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs. Samples were extracted with ethyl …

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  • Determination of Chloramphenicol, Florfenicol, and ...

    2019-1-26 · A method for the simultaneous determination of three antibiotic residues of chloram-phenicol (CAP), florfenicol (FF), and thiamphenicol (TAP) in honey has been developed and validated. The analytes are purified by liquid/liquid extraction and solid-phase extraction (SPE) and are quantified by liquid chromatography …

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  • Simultaneous Determination of Trimethoprim,

    2004-8-11 · A liquid chromatographic/tandem mass spectrometric method using atmospheric pressure chemical ionisation (LC-APCI-MS-MS) was developed for simultaneous determination of trimethoprim, sulfadiazine, florfenicol and oxolinic acid in surface water. The compounds were extracted by solid phase extraction on a …

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  • Simultaneous Determination of Residues of

    A method was presented for simultaneous determination of residues of chloramphenicol(CAP),thiamphenicol(TAP) and florfenicol(FF) in royal jelly by using high performance liquid chromatography tandem mass spectrometry(LC-MS/MS).After a preliminary ...

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  • Simultaneous determination of residues of

    A capillary gas chromatographic method with electron capture detection(GC-ECD) was developed for simultaneous determination of residues of chloramphenicol(CAP),thiamphenicol(TAP) and florfenicol(FF) in aquatic products.Samples were extracted with ethyl acetate,defatted with n-hexane and …

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  • Detection of Residual Chloramphenicol,

    2019-5-25 · Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in eggs by reversed-phase high-performance liquid chromatography with fluorescence detection. Journal of Chromatography B 2011, 879 (23) , 2351-2354.

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  • Simultaneous Determination of Residues of

    Abstract. A liquid chromatographic (LC)/mass spectrometric (MS) method was developed for determining the residues of chloramphenicol, thiamphenicol, florfenicol

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  • Development and Validation of a Stability-Indicating

    2019-7-30 · Method for the Simultaneous Determination of Florfenicol and Flunixin Meglumine Combination in an Injectable Solution NidalBatrawi,1 HaniNaseef,1 andFuadAl-Rimawi2 ... tion of florfenicol (1.2mg/mL) and flunixin meglumine (0.1096mg/mL) was prepared by dissolving an accurately

    Get Price
  • Development and Validation of a Stability

    This study describes the development and validation of an HPLC-UV method for the simultaneous determination of florfenicol and flunixin, in an injectable preparation with a mixture of excipients. The proposed RP-HPLC method was developed by a reversed phase- (RP-) C18e (250 mm × 4.6 mm, 5 ?m) column at room …

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  • An Indirect Competitive Enzyme-linked

    An Indirect Competitive Enzyme-linked Immunosorbent Assay for Simultaneous Determination of Florfenicol and Thiamphenicol in Animal Meat and Urine[J]. Chinese Journal of Analytical Chemistry, ;2018, 46(8): …

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  • Simultaneous determination of thiamphenicol,

    A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs. Samples were extracted with ethyl …

    Get Price
  • Simultaneous determination of florfenicol and

    2014-1-1 · The results of the assay yielded 98.49 [+ or -] 0.33% for florfenicol and 101.46 [+ or -] 0.58% for diclazuril indicating that the method was selective and accurate for the simultaneous determination of florfenicol and diclazuril without interference from the excipients in the compound powder dosage form.

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  • Determination of Chloramphenicol, Florfenicol, and ...

    2019-1-26 · A method for the simultaneous determination of three antibiotic residues of chloram-phenicol (CAP), florfenicol (FF), and thiamphenicol (TAP) in honey has been developed and validated. The analytes are purified by liquid/liquid extraction and solid-phase extraction (SPE) and are quantified by liquid chromatography …

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  • Simultaneous Determination of Florfenicol and

    Simultaneous Determination of Florfenicol and Diclazuril in Compound Powder by RP-HPLC-UV Method . By Leilei Guo, Xiangqin Tian, Shangran Shan, Jian Han, Xiaojun Shang and Suying Ma. Cite . BibTex; Full citation; Publisher: Hindawi Limited. Year: 2014. DOI identifier: 10.1155/2014/580418. OAI identifier: ...

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  • Simultaneous Determination of Florfenicol and

    Simultaneous Determination of Florfenicol and Diclazuril in Compound Powder by RP-HPLC-UV Method By Leilei Guo, Xiangqin Tian, Shangran Shan, Jian Han, Xiaojun Shang and Suying Ma Cite

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  • Determination of Florfenicol, Thiamfenicol and ...

    2019-5-7 · control of residue levels of florfenicol and thiamfen icol in non-target feed should be monitored and avoided. Based on all the above, a sensitive and reliable method using liquid chromatography tandem mass spectrometry was developed for the simultaneous detection of chloramfenicol, florfenicol, and thiamfenicol at trace …

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  • Development and Validation of a Stability

    This study describes the development and validation of an HPLC-UV method for the simultaneous determination of florfenicol and flunixin, in an injectable preparation with a mixture of excipients. The proposed RP-HPLC method was developed by a reversed phase- (RP-) C18e (250 mm × 4.6 mm, 5 ?m) column at room …

    Get Price
  • Detection of Residual Chloramphenicol,

    2019-5-25 · Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in eggs by reversed-phase high-performance liquid chromatography with fluorescence detection. Journal of Chromatography B 2011, 879 (23) , 2351-2354.

    Get Price
  • An Indirect Competitive Enzyme-linked

    An Indirect Competitive Enzyme-linked Immunosorbent Assay for Simultaneous Determination of Florfenicol and Thiamphenicol in Animal Meat and Urine[J]. Chinese Journal of Analytical Chemistry, ;2018, 46(8): …

    Get Price
  • Development and Validation of a Stability

    2017-7-11 · The combination of the powerful antimicrobial agent florfenicol and the nonsteroidal anti-inflammatory flunixin meglumine is used for the treatment of bovine respiratory disease (BRD) and control of BRD-associated pyrexia, in beef and nonlactating dairy cattle. This study describes the development and validation of an HPLC-UV method for the simultaneous determination of florfenicol …

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  • Simultaneous Chloramphenicol and Florfenicol

    Simultaneous Chloramphenicol and Florfenicol Determination by A Validated DLLME-HPLC-UV Method in Pasteurized Milk Rouhollah Karami-Osboo a, Ramin Miria, Katayoun Javidnia and Farzad Kobarfardb* aMedicinal and Natural Products Chemistry Research Center, Shiraz University of Medical Science.

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  • Simultaneous determination of florfenicol and

    2014-1-1 · The results of the assay yielded 98.49 [+ or -] 0.33% for florfenicol and 101.46 [+ or -] 0.58% for diclazuril indicating that the method was selective and accurate for the simultaneous determination of florfenicol and diclazuril without interference from the excipients in the compound powder dosage form.

    Get Price
  • Simultaneous Determination of Florfenicol and

    Simultaneous Determination of Florfenicol and Diclazuril in Compound Powder by RP-HPLC-UV Method By Leilei Guo, Xiangqin Tian, Shangran Shan, Jian Han, Xiaojun Shang and Suying Ma Cite

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  • Determination of Florfenicol, Thiamfenicol and ...

    2010-1-15 · Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in swine muscle by liquid chromatography-tandem mass spectrometry with immunoaffinity chromatography clean-up 元データ 2010-01-15

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  • Simultaneous determination of thiamphenicol,

    Development and Validation of a Stability-Indicating HPLC Method for the Simultaneous Determination of Florfenicol and Flunixin Meglumine Combination in an Injectable Solution . By Nidal Batrawi, Hani Naseef and Fuad Al-Rimawi. Cite . BibTex; Full citation Publisher: Hindawi Limited. Year: 2017. DOI ...

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  • Development and Validation of a Stability

    2001-1-1 · Chloramphenicol (CAP), florfenicol (FF), and thiamphenicol (TAP) were extracted from yellowtail muscles with ethyl acetate, and the extract was evaporated. The residues was dissolved with sodium chloride solution and partitioned with n-hexane to remove lipids, and then the drugs were extracted with ethyl acetate. …

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  • Detection of Residual Chloramphenicol,

    2017-3-13 · Simultaneous Determination of Catechins and Caffeine in Green Tea-Based Beverages and Foods for Specified Health Uses Keiji Maruyama 1*, Fumiko Kihara-Negishi2, Naoki Ohkura3, Yasuhiro Nakamura1, Miwako Nasui2, Moemi Saito1 1Research Center for Practical Training of Student Pharmacists, School of Pharma …

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  • Simultaneous Determination of Catechins and

    DE10053747A1 - Simultaneous determination of two ovelapping fluorescences, useful e.g. for determining apoptotic parameters, uses a single-laser flow cytometer with two fluorescence channels - Google Patents

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  • DE10053747A1 - Simultaneous determination of

    Simultaneous Determination of Catechins and Caffeine in Green Tea-Based Beverages and Foods for Specified Health Uses () Keiji Maruyama 1* , Fumiko Kihara-Negishi 2 , Naoki Ohkura 3 , Yasuhiro Nakamura 1 , Miwako Nasui 2 , Moemi Saito 1

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  • Simultaneous determination of residues of

    Simultaneous determination of chloramphenicol, florfenicol, and thiamphenicol residues in milk by gas chromatography with electron capture detection. Journal of Aoac International 81(4): 714-720, 1998. Determination of thiamphenicol, florfenicol and florfenicol amine residues in poultry meat and pork via ASE-UPLC-FLD. …

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  • Simultaneous determination of chloramphenicol

    2011-11-21 · (2012). Simultaneous determination of chloramphenicol and florfenicol in liquid milk, milk powder and bovine muscle by LC–MS/MS. Food Additives & Contaminants: Part A: Vol. 29, Ministério da Agricultura, Pecuária e Abastecimento do Brasil – Laboratórios Nacionais Agropecuários: Methods of analysis for residues …

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  • Simultaneous determination of residual

    The analytes were extracted with ethyl acetate and defatted with n-hexane by liquid-liquid extraction. The recoveries of thiamphenicol and florfenicol by the developed method were 72.5-97.6%. The limits of determination …

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  • Simultaneous Determination of Chloramphenicol ...

    Article “Simultaneous Determination of Chloramphenicol, Thiamphenicol and Florfenicol Residues in Feed by High Performance Liquid Chromatography- Tandem Mass Spectrometry” Detailed information of the J-GLOBAL is a service based on the concept of Linking ...

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  • Simultaneous Determination of Residues of

    Información del artículo Simultaneous Determination of Residues of Chloramphenicol, Florfenicol, Florfenicol Amine, and Thiamphenicol in Shrimp Tissue by Gas Chromatography with Electron Capture Detection

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  • Florfenicol Extension Chicken Summary Report

    FLORFENICOL (Extension to chicken) SUMMARY REPORT (3) 1. Florfenicol is a wide spectrum, synthetic antibacterial. It is structurally related to D (-)threo chloramphenicol, but differs from it in two fundamental aspects: firstly, presence of a p-methyl sulfonyl group instead of the p-nitro group, secondly, presence of a …

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  • Simultaneous determination and confirmation of ...

    2008-11-15 · Simultaneous determination of thiamphenicol, florfenicol and florfenicol amine in swine muscle by liquid chromatography-tandem mass spectrometry with immunoaffinity chromatography clean-up Redefining the Magnetic Resonance Imaging Reference Level for the Cerebellar Tonsil : A Study of 170 Adolescents …

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  • Residue Depletion of Florfenicol and Florfenicol

    2018-9-24 · One of these methods [24] uses LC–MS/MS for the routine analysis of FF residues in this matrix and could also be applied to the analysis of liver samples. The same group of researchers adapted and revalidated a simple, short, and rapid confirmatory method for the simultaneous analysis of multi-amphenicol residues …

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  • Robustness analysis of simultaneous

    2014-5-16 · Robustness analysis of simultaneous determination method of complex permittivity and permeability Abstract: The complex permittivity and permeability are evaluated by rectangular waveguide measurement technique which is based on hybrid electromagnetic method and uses an iterative process to fit the calculated …

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  • Simultaneous Determination of Azelnidipine and

    2019-7-9 · Simultaneous Determination of Azelnidipine and Olmesartan medoxomil by First Derivative Spectrophotometric Method Nilam Patel a* and Jayvadan K. Patel b aDepartment of Pharmaceutical Sciences, Faculty of Pharmacy, Hemchandracharya North Gujarat University, Patan- 384265, Gujarat, India.

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  • Simultaneous determination of thiamphenicol,

    A specific, sensitive and widely applicable reversed-phase high-performance liquid chromatography with fluorescence detection (RP-HPLC-FLD) method was developed for the simultaneous determination of thiamphenicol (TAP), florfenicol (FF) and florfenicol amine (FFA) in eggs. Samples were extracted with ethyl …

    Get Price
  • Simultaneous determination of florfenicol and

    2014-1-1 · The results of the assay yielded 98.49 [+ or -] 0.33% for florfenicol and 101.46 [+ or -] 0.58% for diclazuril indicating that the method was selective and accurate for the simultaneous determination of florfenicol and diclazuril without interference from the excipients in the compound powder dosage form.

    Get Price
  • Simultaneous determination and confirmation of ...

    2008-10-18 · Simultaneous determination and confirmation of chloramphenicol, thiamphenicol, florfenicol and florfenicol amine in chicken muscle by liquid chromatography-tandem mass spectrometry. [Suxia Zhang, Zhongwei Liu, Xia Guo, Linli Cheng, Zhanhui Wang, Jianzhong Shen] PMID 18926780

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  • Simultaneous Determination of Florfenicol and

    Simultaneous Determination of Florfenicol and Diclazuril in Compound Powder by RP-HPLC-UV Method By Leilei Guo, Xiangqin Tian, Shangran Shan, Jian Han, Xiaojun Shang and Suying Ma Cite

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  • Simultaneous Determination of 20

    2019-12-12 · This paper reports a systematic approach to the development of a method that combines continuous solid-phase extraction and gas chromatography–mass spectrometry for the simultaneous determination of 20 pharmacologically active substances including antibacterials (chloramphenicol, florfenicol…

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  • Simultaneous determination of residues of

    A capillary gas chromatographic method with electron capture detection(GC-ECD) was developed for simultaneous determination of residues of chloramphenicol(CAP),thiamphenicol(TAP) and florfenicol(FF) in aquatic products.Samples were extracted with ethyl acetate,defatted with n-hexane and …

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  • Development of a rapid chemiluminescent ciELISA

    2016-6-30 · Read 'Development of a rapid chemiluminescent ciELISA for simultaneous determination of florfenicol and its metabolite florfenicol amine in animal meat products, Journal of the Science of Food and Agriculture' on DeepDyve, the largest online rental service for scholarly research with thousands of academic …

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  • An Indirect Competitive Enzyme-linked

    An Indirect Competitive Enzyme-linked Immunosorbent Assay for Simultaneous Determination of Florfenicol and Thiamphenicol in Animal Meat and Urine[J]. Chinese Journal of Analytical Chemistry, ;2018, 46(8): …

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  • Development and Validation of a Stability

    2017-1-1 · Free Online Library: Development and Validation of a Stability-Indicating HPLC Method for the Simultaneous Determination of Florfenicol and Flunixin Meglumine Combination in an Injectable Solution.(Research Article, high performance liquid chromatography, Report) by 'Journal of Analytical Methods in Chemistry'; …

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  • Simultaneous determination of residual

    The analytes were extracted with ethyl acetate and defatted with n-hexane by liquid-liquid extraction. The recoveries of thiamphenicol and florfenicol by the developed method were 72.5-97.6%. The limits of determination …

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  • Florfenicol Extension Chicken Summary Report

    FLORFENICOL (Extension to chicken) SUMMARY REPORT (3) 1. Florfenicol is a wide spectrum, synthetic antibacterial. It is structurally related to D (-)threo chloramphenicol, but differs from it in two fundamental aspects: firstly, presence of a p-methyl sulfonyl group instead of the p-nitro group, secondly, presence of a …

    Get Price
  • Simultaneous Determination of Azelnidipine and

    2019-7-9 · Simultaneous Determination of Azelnidipine and Olmesartan medoxomil by First Derivative Spectrophotometric Method Nilam Patel a* and Jayvadan K. Patel b aDepartment of Pharmaceutical Sciences, Faculty of Pharmacy, Hemchandracharya North Gujarat University, Patan- 384265, Gujarat, India.

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  • Simultaneous determination of amoxicillin and

    2010-1-1 · Method. A sensitive and specific UPLC/MS method for amoxicillin and clavulanic acid determination was developed in this study. The samples were taken from the adult healthy volunteers receiving per os one tablet of amoxicillin (875 mg) in combination with clavulanic acid (125 mg). Results.

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  • A Method for Simultaneous Determination of

    A new method for simultaneously determining the permeability and porosity of low-permeability cores is described. This method uses porosity of low-permeability cores is described. This method uses unsteady-state gas flow, which results in rapid tests.

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  • HPLC method for simultaneous determination of

    Aim. The aim of study was to develop a simple and accurate procedure that could be applied for the determination of impurities and degradation products in cardiazol. Materials and methods. Separation in samples was carried out with Acquity H-class UPLC system (Waters, Milford, USA) equipped with Acquity UPLC BEH C18 …

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  • New fluorescence spectroscopic method for the

    2018-5-11 · There is no fluorescence spectroscopic method for the determination of trigonelline and theobromine in green coffee beans. Therefore, the objective of this study was to develop a new fluorescence spectroscopic method to determine the alkaloids simultaneously in the aqueous extract of green coffee beans. The …

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  • OSA | Simultaneous determination of refractive

    The diameter and refractive index of micrometer sized spherical dielectric particles are simultaneously deduced using the wavelength dependence of backscattering data from optically levitated particles. The accuracy of the results is set by experimental errors in the determination of the wavelength of backscatter …

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  • Approach for Simultaneous Determination of

    For imaging in NDT or in medical diagnostics, the value of sound velocity is assumed a priori. Interfaces of hidden objects are imaged by the measured time of flight (ToF). The supposed locations and extensions of these objects are incorrect if the actual sound velocity differs from the assumed. For material characterization the …

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  • (PDF) Spectrophotometric Determination of

    Hypothesis: If performed correctly, the procedure will allow the simultaneous determination of the concentration of manganese and chromium in an unknown mixture using a spectrophotometric method. Independent Variables: Concentrations of standard MnSO4 and K2Cr2O7 solutions, the two wavelengths at which …

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  • FREEDOM OF INFORMATION SUMMARY - FDA

    the original approval of NADA 141-063 (florfenicol in cattle, FOI Summary dated May 31, 1996) and in studies conducted in salmonids (FOI Summary for the original approval of NADA 141-246 dated October 24, 2005). In addition, the determinative assay for residues uses an acid-catalyzed hydrolysis step to convert parent florfenicol and florfenicol

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  • Simultaneous Determination of Alkaloids in Green

    High performance liquid chromatography was applied for the simultaneous determination of four coffee alkaloids in the aqueous extracts of the beans. The limits of detection for the method were established as 13 mg kg⁻¹ for trigonelline, 7 mg kg⁻¹ for theobromine, 8.5 mg kg⁻¹ for caffeine and 4 mg kg⁻¹ for theophylline in the dry ...

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  • Simultaneous Determination of Azelnidipine and

    2019-7-9 · Simultaneous Determination of Azelnidipine and Olmesartan medoxomil by First Derivative Spectrophotometric Method Nilam Patel a* and Jayvadan K. Patel b aDepartment of Pharmaceutical Sciences, Faculty of Pharmacy, Hemchandracharya North Gujarat University, Patan- 384265, Gujarat, India.

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  • New fluorescence spectroscopic method for the

    2018-5-11 · There is no fluorescence spectroscopic method for the determination of trigonelline and theobromine in green coffee beans. Therefore, the objective of this study was to develop a new fluorescence spectroscopic method to determine the alkaloids simultaneously in the aqueous extract of green coffee beans. The …

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  • Validation of a Rapid Lateral Flow Test for the ...

    The objective of this study was to validate a β-lactam and flunixin rapid lateral flow test (LFT) and compare the results obtained with a liquid chromatography-triple quadrupole tandem mass spectrometry (LC-MS/MS) method for the simultaneous determination of flunixin and 5-hydroxyflunixin in raw milk with a limit of detection …

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  • MECHANISM OF LEAF-SHAPE DETERMINATION

    2019-5-8 · AbstractBiodiversity of plant shape is mainly attributable to biodiversity of leaf shape and the shape of floral organs, the modified leaves. However, the exact mechanisms of leaf-shape determination remain unclear due to the complexity of flat-structure organogenesis that includes the simultaneous cell cycling and cell …

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  • Tylosin exposure reduces the susceptibility of

    2020-1-28 · Determination of MIC in the presence and absence of an efflux pump inhibitor. The minimum inhibitory concentration (MICs) of florfenicol, marbofloxacin, streptomycin, sulfamethoxazole, tetracycline and trimethoprim against S. Typhimurium strains were determined before and after (at 0, 1, 2, 4, 8, 12 and 24 h …

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  • Approach for Simultaneous Determination of

    For imaging in NDT or in medical diagnostics, the value of sound velocity is assumed a priori. Interfaces of hidden objects are imaged by the measured time of flight (ToF). The supposed locations and extensions of these objects are incorrect if the actual sound velocity differs from the assumed. For material characterization the …

    Get Price
  • Determination of Asphaltene-Onset Pressure

    2018-1-15 · Our measuring equipment consists of a solid detection system (SDS) that uses LLS to determine AOP using the power-of-light-transmitted (PLT) function. In addition to the SDS, the apparatus also consists of other simultaneous measuring functions: high-pressure microscopy (HPM), which can be used to visually observe …

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  • Determination of Uronic Acids and Wood Sugars in

    2017-1-27 · columns. A single method—Method 1, which uses the Dionex CarboPac PA20 column—can be used for the simultaneous determination of mono- and disaccharides and uronic acids. However, Method 1 has a long run time and multiple dilutions of samples must be analyzed to quantify all the analytes. In contrast, the …

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