
Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test Part VII : Measurement of colour (Cresylic acid and xylenols only)
出版:International Organization for Standardization

專家解讀視頻
1ED 1977
BS 517:1964 - Similar
NFT 20 722:1984 - Equivalent
BS 524:1964 - Similar
BS 522:1964 - Similar
BS 521:1964 - Similar