title>GB/T 8151.5-2000 Chemical analysis methods for zinc concentrates - Determination of lead content - GB/T 8151.5-2000 - Chinese standardNet - bzxz.net
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GB/T 8151.5-2000 Chemical analysis methods for zinc concentrates - Determination of lead content
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GB/T 8151.5-2000
Standard Name: 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
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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, 2000Www.bzxZ.net 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--1993 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 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.