GB/T 8152.6-2025 Active National standards

GB/T 8152.6-2025 Methods for chemical analysis of lead concentrates—Part 6:Determination of bismuth content

Publish Date: 2025-03-28 Implement Date: 2025-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 8152.6-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for heavy metals and their alloys

ICS Name: Lead, zinc, tin, and their alloys

Publish Date: 2025-03-28

Implement Date: 2025-10-01

Pages: 20 pages

Scope

This document describes the methods for determining the bismuth content in lead concentrates using hydrogenide generation-atomic fluorescence spectrometry (Method 1), flame atomic absorption spectrometry (Method 2), and Na2 EDTA titration (Method 3).
This document is applicable to the determination of bismuth content in lead concentrates. The measurement range for Method 1 is 0.010% to 0.50%; the measurement range for Method 2 is 0.010% to 2.50%; and the measurement range for Method 3 is >2.00% to 9.50%.