GB/T 42515-2023
Metallic powders—Determination of acid-insoluble content in iron, copper, tin and bronze powders
DL/T 1458-2015
Determination of copper,iron,aluminum and zinc contents in mineral insulating oil-Atomic absorption spectrometry method
DB22/T 1694-2012
DL/T 1550-2016
Determination of copper and iron elements content in mineral insulating oil by rotating disc electrode atomic emission spectrometry
SN/T 3007-2011
Determination of arsenic,lead,copper,iron,selenium,bismuth content in metal antimony-Inductively coupled plasma atomic emission spectrometry
KS D ISO 4496-2023
Metallic powders — Determination of acid-insoluble content in iron, copper, tin and bronze powders
ISO 4496:2017
Metallic powders — Determination of acid-insoluble content in iron, copper, tin and bronze powders
KS D ISO 4496-2003(2018)
Metallic powders-Determination of acid-insoluble content in iron, copper,tin and bronze powders
BS EN ISO 4496:2017
Metallic powders. Determination of acid-insoluble content in iron, copper, tin and bronze powders
DIN EN ISO 4496
Metallic powders - Determination of acid-insoluble content in iron, copper, tin and bronze powders (ISO 4496:2017)
EN ISO 4496:2017
\u0413\u041e\u0421\u0422 30550-98
Metallic of powders. Determination of acid-insoluble content in iron, copper, tin and bronze powders
UNE-EN 24496:2003
Metallic powders. Determination of acid insoluble content in iron, copper, tin and bronze powders.(ISO 4496:1978).
GB/T 3654.2-2008
Ferroniobium - Determination of copper content - The neocuproine-choroform extraction photometric method
YS/T 1501-2021
BS EN 24496:1993
Metallic powders. Determination of acid insoluble content in iron, copper, tin and bronze powders
EN 24496:1993
GB/T 6730.6-2016
Iron ores—Determination of metallic iron content—Ferric chloride-sodium acetate titrimetric method
GB/T 38812.2-2020
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
GB/T 33948.1-2017
Method for chemical analysis of copper-steel composite metal—Part 1:Determination of copper content—Iodine titration method