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Lead sulfide concentrates -- Determination of lead content -- Back titration of EDTA after precipitation of l…

Overview ISO 11441:1995 specifies a titrimetric analytical procedure for the determination of lead content in lead sulfide concentrates. The method is based on precipitation of lead as lead sulfate,…

Textiles — Universal system for designating linear density (Tex System)

Lead sulfide concentrates — Determination of lead content — Back titration of EDTA after precipitation of lea…

Overview ISO 11441:1995 specifies a titrimetric analytical procedure for the determination of lead content in lead sulfide concentrates. The method is based on precipitation of lead as lead sulfate,…