胺羟基化检测标准

铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法

4-Amino-N-[3-(2-Hydroxyephyl)sulfone]phenylbenzamide

Chemical analysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method

Determination of N,N-bis(2-hydroxyethyl)-p-phenylenediamine,N,N-dimethyl-p-phenylenediamine,N,N-diethyl-p-phenylenediamine,N-phenyl-p-phenylenediamine and their salts in oxidative hair dyes for export-High performance liquid chromatography

Methods for chemical analysis of zirconium and zirconium alloys—Part 18：Determination of vanadium content—N-benzoyl-N-phenyl hydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry

Aromatics—Determination of carbonyl value and carbonyl compounds content—Free hydroxylamine method

Aromatics—Determination of carbonyl value and carbonyl compounds content—Hydroxylammonium chloride method

Zirconium and zirconium alloys—Determination of vanadium content—N-benzoyl-N-phenylhydroxylamine spectrophotometric method

H-acid monosodium salt（1-Naphthylamine-8-hydroxy-3,6-disulfonic acid monosodium salt)

Methods for the chemical analysis of aluminium oxide--The N-benzoyl-N-phenylhydroxylamine extraction photometric method for the determination of vanadic oxide content

Methods for chemical analysis of molybdenum--The glyoxal bis (2-hydroxyanil) photometric method for the determination of calcium content

Methods for chemical analysis of tungsten--The glyoxal bis (2-hydroxyanil) photometric method for the determination of calcium content

Technical ethoxylated fatty amine

Surface active agents - Technical ethoxylated fatty amines - Method of analysis

Essential oils. Determination of carbonyl value. Potentiometric methods using hydroxylammonium chloride

Essential oils. Determination of carbonyl value. Potentiometric methods using hydroxylammonium chloride.