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Homepage>BS Standards>37 IMAGE TECHNOLOGY>37.040 Photography>37.040.30 Photographic chemicals>BS ISO 424:1994 Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate
immediate downloadReleased: 1995-03-15
BS ISO 424:1994 Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate

BS ISO 424:1994

Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate

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Standard number:BS ISO 424:1994
Pages:14
Released:1995-03-15
ISBN:0 580 23919 5
Status:Standard
DESCRIPTION

BS ISO 424:1994


This standard BS ISO 424:1994 Photography. Processing chemicals. Specification for anhydrous sodium carbonate and sodium carbonate monohydrate is classified in these ICS categories:
  • 37.040.30 Photographic chemicals

This International Standard establishes criteria for the purity of photographic-grade anhydrous sodium carbonate and sodium carbonate monohydrate and specifies the test methods to be used to determine the purity.