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Perfumery and cosmetics. Colorimetric methods for the determination of the mercury, lead, arsenic, cadmium content
Document status: Cancelled
Petroleum and natural gas industries. Well service equipment. General technical requirements
Document status: Cancelled
Zinc concentrates. Method for the determination of manganese
Document status: Active
Iron ores and concentrates. Method for the determination of mineralogical type
Document status: Active
Sodium chlorate for industrial use. Determination of chlorate mass fraction. Dichromate titrimetric method
Document status: Active