GB/T 24793-2009 Active National standards

GB/T 24793-2009 Photography—Processing wastes—Determination of silver content

Publish Date: 2009-12-15 Implement Date: 2010-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 24793-2009

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Photographic-grade chemicals

ICS Name: Photographic chemicals

Publish Date: 2009-12-15

Implement Date: 2010-06-01

Pages: 17 pages

Scope

This standard specifies the analysis and testing methods for the silver content in photographic processing wastewater, including sampling, sample preservation, and analysis methods. Three analysis steps are provided to support two analysis methods: a) flame atomic absorption spectrometry (AAS); b) two iodide potentiometric titration methods (PT).

Development Information

Word Count: 31 Thousand words Pages: 17 pages

Referenced Standards

GB/T 12806-1991 Laboratory glassware—One-mark volumetric flasks GB/T 12808-1991 Laboratory glassware—One-mark pipettes GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods ISO 385:2005 ISO 835:2007 ISO 4788:2005 ISO 5667-1:2006 ISO 5667-3:2003 ISO 6353-1:1982 ISO 6353-2:1983 ISO 6353-3:1987

Adopt standards

ISO 10348:1993

Related Standards

GB/T 12938-1991 Active

GB/T 12938-1991 Determination of thiosulphate and other related residual chemicals in processed Photographic materials—Iodine-amylose, methylene blue and silver sulphide densitometric methods

Publish Date: 1991-05-22

GB/T 20432.1-2006 Active

GB/T 20432.1-2006 Photography—Photographic-grade chemicals—Test methods—Part 1:General

Publish Date: 2006-01-23

GB/T 20432.4-2006 Active

GB/T 20432.4-2006 Photography—Photographic-grade chemicals—Test methods—Part 4:Determination of residue after ignition

Publish Date: 2006-01-23

GB/T 20433-2006 Active

GB/T 20433-2006 Photography—Processing chemicals—Specifications for ammonium thiosulfate solution

Publish Date: 2006-01-23

GB/T 20432.10-2007 Active

GB/T 20432.10-2007 Photography—Photographic-grade chemicals—Test methods—Part 10:Determination of sulfide content

Publish Date: 2007-07-26

GB/T 20432.11-2007 Active

GB/T 20432.11-2007 Photography—Photographic-grade chemicals—Test methods—Part 11:Determination of specific gravity

Publish Date: 2007-07-26