6. Reagents for amine alkaloids, used for fluorescence determination of primary amines and peptide bond decomposers; suitable for pre-column derivatization of amino acids in high performance liquid chromatography separation; used for measurement of protein sulfhydryl by flow cytometry ...
Thermo Scientific Pierce Fluoraldehyde Crystals are o-phthalaldehyde (OPA), a highly sensitive fluorescent derivatization reagent for peptide or amino acid detection and quantitation in HPLC.Features of Fluoraldehyde o-Phthalaldehyde Crystals:• For pre- or post-column amino acid derivatization for fluor...
Thermo Scientific Pierce Fluoraldehyde Crystals are o-phthalaldehyde (OPA), a highly sensitive fluorescent derivatization reagent for peptide or amino acid detection and quantitation in HPLC.Features of Fluoraldehyde o-Phthalaldehyde Crystals:• For pre- or post-column amino acid derivatization for fluor...
2001 . High-performance liquid chromatography intercomparative study for amino acid analysis in two tissues by PITC- and OPA-derivatizations . Analytical Letters 34 : 867 – 882 .Avino P, Campanella L, Russo M V. High-performance liquid chro- matography intercomparative study for amino acid ...
Thermo Scientific Pierce Fluoraldehyde OPA Reagent is a ready-to-use solution of o-phthalaldehyde, a fluorescent derivatization reagent for peptide or amino acid detection and quantitation in HPLC.Features of Fluoraldehyde Reagent Solution:
[Abstract]Objective: To develop a method for determination of amino acids by on-line derivatization.Method: The amino acids were analyzed by HPLC with orthophthalaldehyde ( OPA) and 9-formic acid methyl esterof fluorene chlorine ( FMOC) on line derivatization. The sample was analyzed on a ...
KeywordshighperformanceLiquidchromatography—aminoacidanaLysistpre—coLumnderivatization 《离子对高效液相色谱法》征购 中科院大连化学物理研究所一国家色谱研究分析中心邹汉法教授,张玉奎教授和卢佩章院 士合着的《离子对高效液相色谱法》已于1994年10月由河南科学技术出版社出版发行. ...
[ferisamixtureofanhvdroussodiumacetateandmethano1.Coefficiemts0fvariationofamino且cidcontent0.37～7.O3.RecoveriesofaminoacrRngefrom95tolOSeceptmethionJne.Corre]a-tioncoefficientbetweenamlnoacidcontentsandthepeak~rea$rangesfrom0.9329to0.9997.KeywordsOPA-precolumnderivatization}Ⅲinoacid;chromatographiccondition}...
Determination of the total content of free amino acids in lotus seed by fluorescence spectrophotometry with o-phthaldialdelhyde derivatization; 邻苯二甲醛衍生荧光光度法测定莲子中游离氨基酸总量 2. HPLC determination of amino acid neurotransmitters with o-phthaldialdelhyde precolumn derivatization; 邻...
Thismethod couldn't determine amino acids in Qingkailing injection accurately.[Key words]OPA-FMOC; on-line derivatization; amino acids; determination关于氨基酸的测定有柱前衍生化[1- 3]和柱后衍[4- 6],两种方法操作繁琐费时, 基于此方面生化法等的不足,本文建立了在线衍生化法测定氨基酸的含量,并将其...