GB/T 6150.1-2023 Active National standards

GB/T 6150.1-2023 Methods for chemical analysis of tungsten concentrates—Part 1:Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method

GB/T 6150.1-2023 Methods for chemical analysis of tungsten concentrates—Part 1:Determination of tungsten trioxide content—Ammonium tungstate igniting gravimetric method

Publish Date: 2023-11-27 Implement Date: 2024-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 6150.1-2023

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for rare metals and their alloys

ICS Name: Other non-ferrous metals and their alloys

Publish Date: 2023-11-27

Implement Date: 2024-06-01

Pages: 10 pages

Scope

This document describes the method for determining the content of tungsten trioxide in tungsten concentrates. This document is applicable to the determination of the content of tungsten trioxide in tungsten concentrates with a molybdenum content of less than 0.3% and a phosphorus content of less than 0.3%. The determination range of tungsten trioxide (mass fraction) is not less than 20%.

Development Information

Word Count: 13 Thousand words Pages: 10 pages

Same series standard

GB/T 6150.3-2023 Methods for chemical analysis of tungsten concentrates—Part 3:Determination of phosphorus content—The phosphorus molybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry GB/T 6150.4-2023 Methods for chemical analysis of tungsten concentrates—Part 4:Determination of sulfur content—High frequency-infrared absorption method and combustion-iodometric method GB/T 6150.6-2023 Methods for chemical analysis of tungsten concentrates—Part 6:Determination of moisture content—Gravimetric method GB/T 6150.8-2023 Methods for chemical analysis of tungsten concentrates—Part 8:Determination of molybdenum content—Thiocyante spectrophotometry method GB/T 6150.10-2023 Methods for chemical analysis of tungsten concentrates—Part 10:Determination of lead content—Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates—Part 12:Determination of silicon dioxide content—Silicomolybdenum blue spectrophotometry and gravimetry GB/T 6150.15-2023 Methods for chemical analysis of tungsten concentrates—Part 15:Determination of bismuth content—Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry GB/T 6150.18-2023 Methods for chemical analysis of tungsten concentrates—Part 18:Determination of barium content—Inductively coupled plasma atomic emission spectrometry

Replace the following standards

GB/T 6150.1-2008 Methods for chemical analysis of tungsten concentrates—Determination of tungsten trioxide content—The ammonium tungstate igniting gravimetric method

Referenced Standards

GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 17433-1998 Foundation terms for chemical analysis of metallurgical products GB/T 17433-2014 Foundation terms for chemical analysis of metallurgical products

Related Standards

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Publish Date: 1996-07-09