Reference number
ISO 17531:2002
International Standard
ISO 17531:2002
Photography — Processing chemicals — Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
Edition 1
2002-06
Read sample
ISO 17531:2002
30730
Published (Edition 1, 2002)
This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 17531:2002

ISO 17531:2002
30730
Language
Format
CHF 63
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Abstract

This International Standard establishes criteria for the purity of photographic-grade 4-(N-ethyl-N-2-methanesulfonyl-aminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate and specifies the test methods to be used to determine the purity.

General information

  •  : Published
     : 2002-06
     : 2003-06
    : International Standard confirmed [90.93]
  •  : 1
     : 9
  • ISO/TC 42
    37.040.30 
  • RSS updates

Life cycle

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