Withdrawal of ISO/R 1909-1971

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Life cycle

Replaced by

ISO 1897-7:1977WithdrawnPhenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use — Methods of test — Part 7: Measurement of colour (Cresylic acid and xylenols only)International Standard · Published 1 Apr 1977 · ISO/TC 47