GB/T 8152.2-2006
Methods for chemical analysis of lead concentrates. Determination of lead content. Back titration of EDTA after precipitation of lead sulfate (English Version)

Standard No.

GB/T 8152.2-2006

Language

Chinese, Available in English version

Release Date

2006

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 8152.2-2006

Replace

GB/T 8152.1-1987

Scope

This part specifies the method for the determination of lead content in lead sulfide concentrate by lead sulfate precipitation and EDTA back titration. This section applies to the determination of lead content in lead sulfide concentrate. Measuring range: 10% to 80% (mass fraction).

GB/T 8152.2-2006 Referenced Document

• ISO 1042:1983 Laboratory glassware; One-mark volumetric flasks
• ISO 385-1:1984 Laboratory glassware; Burettes; Part 1 : General requirements
• ISO 4787:1984 Laboratory glassware; Volumetric glassware; Methods for use and testing of capacity
• ISO 648:1977 Laboratory glassware; One-mark pipettes
• ISO 9599:1991 Copper, lead and zinc sulfide concentrates; determination of hygroscopic moisture in the analysis sample; gravimetric method

GB/T 8152.2-2006 history

• 2006 GB/T 8152.4-2006 Methods for chemical analysis of lead concentrates. Determination of zinc content. EDTA titration method
• 1987 GB/T 8152.2-1987 Methods for chemical analysis of lead concentrates--The Na2 EDTA volumetric method for the determination of zinc content

GB/T 8152.2-2006 Methods for chemical analysis of lead concentrates. Determination of lead content. Back titration of EDTA after precipitation of lead sulfate has been changed from GB/T 8152.1-1987 Methods for chemical analysis of lead concentrates--The Na2 EDTA volumetric method for the determination of lead content.

GB/T 8152.2-2006 -All Parts