GB/T 8151.5-2000 Chemical analysis methods for zinc concentrates - Determination of lead content

This standard specifies the method for determining the lead content in zinc concentrate. This standard is applicable to the determination of lead content in zinc concentrate. Determination range: 0.50% to 4.00%. GB/T 8151.5-2000 Chemical analysis method for zinc concentrate Determination of lead content GB/T8151.5-2000 Standard download decompression password: www.bzxz.net

ICS 73. CEC
National Standard of the People's Republic of China
G/T8151.5—2000
Methods for chemical analysis of zinc concentrates-Determination of lead content
Published on February 16, 2000
Implemented on August 1, 2000
Published by the State Administration of Quality and Technical Supervision
GB/T 8151.5—2000
2 This standard is a revision of GB/T9151.51S87 Chemical analysis method for zinc concentrates-Determination of lead content by absorption valence method.
Supporting standard:
GRT 1. 1--1993bzxZ.net
Standard for Chemical Industry Unit 1: Benefits and description of standards Part 1: Basic principles of standardization
C/T1.41588 Standardization Guide for chemical analysis methods GB/T12-78 General principles and general provisions for chemical analysis methods of metallurgical products FT77?8--1927 General principles for chemical analysis of metallurgical products Atomic absorption spectrometry GB 17133:18 Basic techniques for chemical analysis of metallurgical products This standard is based on In fact, from now on, it replaces GH/T8151.-1. The appendix of this standard is: This standard is a national standard for the quality of metal industry: China Nonferrous Metals Enterprise Standard. This standard is drafted by: Zhang Zhuzhen, 1 Scope
National Standard of the People's Republic of China
Chemical analysis method of zinc concentrate
Determination of lead content
Mlethocsfur This standard specifies the determination method of lead content in zinc concentrate. This standard is applicable to the determination of lead content in zinc concentrate. Standard: 0.50%. 1.2 Method Summary
GB/T151.5-2000
Application GB/T 9151, A-187
The sample is decomposed with hydrochloric acid and nitric acid. In the medium of sodium hydroxide, the atomic absorption spectrometer is used at 283.5 μm, with air as the fast flame, to measure the absorbance of lead.
3.1 Hydrochloric acid. 1g>
3.2 Nitric acid
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