HG/T 5016~5017-2016
GB/T 23963-2023
Diethylamine for industrial use
GB/T 23962-2023
Ethylamine for industrial use
GB/T 4702.5-2008
Chromium metal - Determination of aluminium content - EDTA titrimetric method and flame atomic absorption spectrometric method
GB/T 4702.4-2008
Chromium metal - Determination of iron content - EDTA titrimetric method and flame atomic absorption spectrometric method
GB/T 23964-2023
Triethylamine for industrial use
HG/T 5017-2016
Determination of ethylenediamine tetraacetic acid disodium (EDTA) and copper content in chemical copper plating effluent
SN/T 0313-2014
Determination of molybdenum in steel for import and export - 8-hydroxyquinoline gravimetric after separation with thioacetamide
DB31/T 911-2015
HG/T 2978-1986
Analytical method of content for acephate technical
NY/T 890-2004
Determination of available zinc,manganese,iron,copper in soil-extraction with buffered DTPA solution
GB/T 6730.34-2017(\u82f1\u6587\u7248)
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
GB/T 29880-2013
Test method for hazard classification of ethylamine aqueous solution
HG/T 5375\uff5e5377-2018
HB 20055.4-2011
Methods for analysis of chemical milling solutions for aluminum alloy-Part 4:Determination of triethanolamine content byammonium vanadate spectrophotometric method
T/SSAE 42-2023
SN/T 1018-2001
GBZ/T 300.136-2017
Determination of toxic substances in workplace air-Part 136: Trimethylamine, diethylamine and triethylamine
GB/T 23963-2009
Diethylamine for industrial use
GB/T 23962-2009
Ethylamine for industrial use