ISO/R 744:1968

Sodium carbonate for industrial use — Determination of iron content — 2,2'- Bipyridyl photometric method ISO/R 744:1968

Publication date:   May 1, 1968

95.99 Withdrawal of Standard   Nov 29, 1998

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95.99 Withdrawal of Standard   Nov 29, 1998

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ISO/TC 47 Chemistry

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71.060.50   Salts

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ISO/R 744:1968
95.99 Withdrawal of Standard
Nov 29, 1998

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ISO/CD 744