This standard specifies an atomic absorption method for the determination of magnesium content (with a mass fraction of magnesium from 0.001 to 0.04%) in lead.
GOST 1293.9-1978 Referenced Document
GOST 11125-1984 Super pure nitric acid. Specifications*， 1984-04-19 Update
GOST 1293.6-1978 Antimonous lead alloys. Method for the determination of sodium
GOST 14919-1983 Household electric cooking ranges, cooking plates and cooking ovens. General specifications*， 1983-04-19 Update
GOST 1770-1974 Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications
GOST 25336-1982 Laboratory glassware and equipment. Basic parameters and dimensions*， 1982-04-19 Update