GOST 23859.11-1990 Heat-resistant bronze. Determination of chromium, nickel, cobalt, iron, zinc, magnesium and titanium by method of atomic-absorption spectrometry
GOST 9293-1974 Gaseous and liquid nitrogen. Specifications
GOST 23859.11-1990 history
1990GOST 23859.11-1990 Heat-resistant bronze. Determination of chromium, nickel, cobalt, iron, zinc, magnesium and titanium by method of atomic-absorption spectrometry