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Reagents and high-purity matters. Colorimetric methods for determination of iron content
Document status: Replaced by GOST 10555-2016
Reagents. Ethylenediaminetetraacetic acid, disodium salt dehydrate. Specifications
Document status: Active
Surface-active substances. Method of determination of free polyethylene glycol and an active substance in nonionic surface-active substances
Document status: Active
Ground feldsparic and quartzfeldsparic materials. Method for determination of mica content
Document status: Active
