Trace amount of copper and iron
Trace amount of copper and iron, Total:3 items.
The international standard classification for "Trace amount of copper and iron" includes: .
The Chinese standard classification for "Trace amount of copper and iron" includes: .
Group Standards of the People's Republic of China
- T/CI 018-2021 Bio-organic trace elements iron, copper, zinc, manganese, selenium production technology guide
Heilongjiang Provincial Standard of the People's Republic of China
- DB23/T 2314-2019 Determination of trace metal elements nickel, iron, chromium, copper, sodium, aluminum, magnesium, zinc, manganese and calcium in graphene materials by inductively coupled plasma optical emission spectrometry (ICP-OES)
Gosstandart of Russia
- GOST 7687-1988 Paper and board. Method for determination of trace copper and iron
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