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ISO 1897-7:1977

$11.05

Phenol, 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)

Published By Publication Date Number of Pages
ISO 1977-04 4
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Specifies a method for the comparison of the colour of a test portion against the colour of colorimetric standard colour matching solutions. The colour of cresols present in the test portion is liable to darken on keeping and on exposure to ligth. ISO 1897/7 replaces ISO Recommendation R 1909-1971.

ISO 1897-7:1977
$11.05