GB/T 15249.2-1994 Replaced National standards

GB/T 15249.2-1994 Crude Gold—Determination of silver content—EDTA titrimetric method

Publish Date: 1994-10-07 Implement Date: 1995-08-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 15249.2-1994

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Analysis methods for precious metals and their alloys

ICS Name: Cadmium, cobalt, and their alloys

Publish Date: 1994-10-07

Implement Date: 1995-08-01

Pages: 4 pages

Development Information

Word Count: 5 Thousand words Pages: 4 pages

Same series standard

GB/T 15249.1-1994 Crude Gold—Determination of gold content—Fire assay gravimetric method GB/T 15249.3-1994 Crude Gold—Determination of copper content—Iodometric method GB/T 15249.4-1994 Crude Gold—Determination of lead content—EDTA titrimetric method GB/T 15249.5-1994 Crude Gold—Determination of mercury content—Cold atomic absorption spectrometric method

Superseded by the following standards

GB/T 15249.2-2009 Methods for chemical analysis of crude gold—Part 2:Determination of silver content—Fire assay gravimetric and EDTA titrimetric methods

Referenced Standards

GB 1.4 GB/T 1467-2008 Method for chemical analysis of metallurgy product—General rules and regulations

Related Standards

GB/T 3311-1982 abolished_transferred

GB/T 3311-1982 Determination of cerium in cerium-tungsten alloys—oxidation-reduction volumetry

Publish Date: 1982-12-22

GB/T 3312-1982 abolished_transferred

GB/T 3312-1982 Determination of thorium dioxide in thorium-tungsten alloys—Weight method

Publish Date: 1982-12-22

GB/T 3313-1982 abolished_transferred

GB/T 3313-1982 Determination of rhenium in rhenium-tungsten alloys—Spectrophotometric method using dimethylglyoxime

Publish Date: 1982-12-22

GB/T 3631-1983 abolished_transferred

GB/T 3631-1983 Technical requirements of hydro-cinnabar

Publish Date: 1983-04-16

GB/T 3825-1983 abolished_transferred

GB/T 3825-1983 Method for chemical analysis of tungsten-molybdenum alloy—The EDTA volumetric method for the determination of molybdenum content

Publish Date: 1983-08-12

GB/T 3256.8-1983 abolished_transferred

GB/T 3256.8-1983 Methods for chemical analysis of zirconium powder for electro-vacuum uses—The combustion-gravimetric method for the determination of hydrogen content

Publish Date: 1983-10-19