
Caprolactam for industrial use - Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen units (platinum-cobalt scale) - Spectrometric method
出版:International Organization for Standardization

專家解讀視頻
KS M ISO 8112:2008 - Identical
PN 93/C-45301.04:1993 - Identical
NBN T 04 333:1988 - Identical
GB/T 13255.1-2009 - Modified