Test methods of caprolactam for industrial use—Part 1:Determination of colourity of 50% aqueous caprolactam solution—Spectrometric method
MOD ISO 8112:1984
全国化学标准化技术委员会有机分会(SAC/TC 63/SC 2)
GB/T 13255的本部分规定了用分光光度法测定工业用己内酰胺50％水溶液的色度。
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