GB/T 4324.2-2012 Replaced National standards

GB/T 4324.2-2012 Methods for chemical analysis of tungsten—Part 2:Determination of bismuth content—Hydrogenate atomic absorption spectrometry

GB/T 4324.2-2012 Methods for chemical analysis of tungsten—Part 2:Determination of bismuth content—Hydrogenate atomic absorption spectrometry

Publish Date: 2012-12-31 Implement Date: 2013-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4324.2-2012

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Rare high-melting-point metals and their alloys

ICS Name: Other non-ferrous metals and their alloys

Publish Date: 2012-12-31

Implement Date: 2013-10-01

Pages: 8 pages

Scope

This part of GB/T 4324 specifies the determination method for the bismuth content in tungsten powder, tungsten bars, tungsten trioxide, blue tungsten, purple tungsten, tungsten carbide, tungstic acid, ammonium paratungstate, and ammonium metatungstate.
This part is applicable to the determination of bismuth content in tungsten powder, tungsten bars, tungsten trioxide, blue tungsten, purple tungsten, tungsten carbide, tungstic acid, ammonium paratungstate, and ammonium metatungstate. The determination range is 0.000 03% to 0.020%.

Development Information

Word Count: 12 Thousand words Pages: 8 pages

Same series standard

GB/T 4324.1-2012 Methods for chemical analysis of tungsten—Part 1:Determination of lead content—Flame atomic absorption spectrometry GB/T 4324.3-2012 Methods for chemical analysis of tungsten—Part 3:Determination of tin content—Hydrogenate atomic absorption spectrometry GB/T 4324.4-2012 Methods for chemical analysis of tungsten—Part 4:Determination of antimony content—Hydrogenate atomic absorption spectrometry GB/T 4324.5-2012 Methods for chemical analysis of tungsten—Part 5:Determination of arsenic content—Hydrogenate atomic absorption spectrometry GB/T 4324.6-2012 Methods for chemical analysis of tungsten—Part 6:Determination of iron content—1,10-phenanthroline spectrophotometry GB/T 4324.7-2012 Methods for chemical analysis of tungsten—Part 7:Determination of cobalt content—Inductively coupled plasma atomic emission spectrometry GB/T 4324.9-2012 Methods for chemical analysis of tungsten—Part 9:Determination of cadmium content—Inductively-coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry GB/T 4324.10-2012 Methods for chemical analysis of tungsten—Part 10:Determination of copper content—Flame atomic absorption spectrometry GB/T 4324.11-2012 Methods for chemical analysis of tungsten—Part 11:Determination of aluminum content—Inductively coupled plasma atomic emission spectrometry GB/T 4324.12-2012 Methods for chemical analysis of tungsten—Part 12:Determination of silicon content—Chlorization-molybdenum blue spectrophotometry GB/T 4324.14-2012 Methods for chemical analysis of tungsten—Part 14:Determination of residue content after chloride volatility—Gravimetric method GB/T 4324.16-2012 Methods for chemical analysis of tungsten—Part 16:Determination of loss content on ignition—Gravimetric method GB/T 4324.17-2012 Methods for chemical analysis of tungsten—Part 17:Determination of sodium content—Flame atomic absorption spectrometry GB/T 4324.18-2012 Methods for chemical analysis of tungsten—Part 18:Determination of potassium content—Flame atomic absorption spectrometry GB/T 4324.19-2012 Methods for chemical analysis of tungsten—Part 19:Determination of titanium content—The diantipyrylmethane photometric spectrophtometry GB/T 4324.20-2012 Methods for chemical analysis of tungsten—Part 20:Determination of vanadium content—Inductively coupled plasma atomic emission spectrometry GB/T 4324.21-2012 Methods for chemical analysis of tungsten—Part 21:Determination of chromium content—Inductively coupled plasma atomic emission spectrometry GB/T 4324.22-2012 Methods for chemical analysis of tungsten—Part 22:Determination of manganese content—Inductively coupled plasma atomic emission spectrometry GB/T 4324.23-2012 Methods for chemical analysis of tungsten—Part 23:Determination of sulfur content—The combustion-conductometric titration and high frequency combustion-infrared absorption method GB/T 4324.24-2012 Methods for chemical analysis of tungsten—Part 24:Determination of phosphorus content—Molybdemum blue photometry GB/T 4324.25-2012 Methods for chemical analysis of tungsten—Part 25:Determination of oxygen content—Pulse heating inert gas fusion-infrared absorption method GB/T 4324.26-2012 Methods for chemical analysis of tungsten—Part 26:Determination of nitrogen content—Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry GB/T 4324.27-2012 Methods for chemical analysis of tungsten—Part 27:Determination of carbon content—High frequency combustion-infrared absorption method GB/T 4324.28-2012 Methods for chemical analysis of tungsten—Part 28:Determination of molybdenum content—The thioyanate spectrophotometry

Replace the following standards

GB/T 4324.2-1984 Methods for chemical analysis of tungsten--The potassium iodide-brucine photometric method for thedetermination of bismuth content

Superseded by the following standards

GB/T 4324.2-2023 Methods for chemical analysis of tungsten—Part 2:Determination of bismuth and arsenic contents

Related Standards

GB/T 13840-1992 Abolished

GB/T 13840-1992 Wafer carriers

Publish Date: 1992-12-28

GB/T 15677-1995 Replaced

GB/T 15677-1995 Lanthanum metal

Publish Date: 1995-08-11

GB/T 3136-1995 abolished_transferred

GB/T 3136-1995 Tantalum powders

Publish Date: 1995-10-17

GB/T 3463-1995 Abolished

GB/T 3463-1995 Tantalum wires

Publish Date: 1995-10-17

GB/T 3628-1995 Replaced

GB/T 3628-1995 Tantalum and tantalum alloy foils

Publish Date: 1995-10-17

GB/T 16476-1996 Replaced

GB/T 16476-1996 Scandium metal

Publish Date: 1996-07-09