GB/T 30303-2013
Test method of methylamines and methylamines water solution for industrial use
HG/T 2974-1999
Solutions of 30% trimethylamine for industrial use
GB/T 36084-2018(\u82f1\u6587\u7248)
纳米技术 水溶液中铜、锰、铬离子含量的测定 紫外-可见分光光度法
HG/T 2972-1999
Solutions of 40% monomethylamine for industrial use
HG/T 2971-1999
Solutions of methylamines for industrial use-Standard test method
HG/T 2973-1999
Solutions of 40% dimethylamine for industrial use
T/CPCIF 0025-2019
T/SDHCIA 047-2024
GB/T 40394-2021
Determination of trace trimethylamine in methanol for industrial use—Gas chromatography-mass spectrometry
GB/T 36084-2018
Nanotechnology—Determination of copper, manganese and chromium ions in aqueous solution—Ultraviolet-visible spectrophotometry
T/HEBQIA 252-2024
HJ 1042-2019
Ambient air and waste gas-Determination of trimethylamine-Solvent absorption-Headspace/gas chromatography
GB/T 6730.34-2017e
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 6730.34-2017
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
T/SDSES 015-2023
ASTM D6284-17(2023)
Standard Test Method for Rubber Property—Effect of Aqueous Solutions with Available Chlorine and Chloramine
HB/Z 5089.1-2004
Methods for analysis of plating black nickel solutions-Part 1:Determination of ammonium nickel sulfate content by ion selective electrode method
GB/T 6609.10-2004
Chemical analysis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method
T/CCPIA 051-2020
GB/T 13747.18-2022
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