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现行 I3A IT4.188-1980(R1996)
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Photography (Chemicals) - Ethylenediamine (reaffirmation and redesignation of ANSI PH4.188-1980 (R1987)) 摄影(化学品).乙二胺(ANSI PH4.188-1980(R1987)的重申和重新命名)
发布日期: 1979-08-09
本标准建立了照相级乙二胺纯度的标准,并描述了用于确定纯度的试验。
This standard establishes criteria for the purity of photographic-grade ethylenediamine and describes the tests to be used to determine the purity.
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发布单位或类别: 美国-国际影像工业协会
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