兑水 发表于 2009-10-5 09:39:10

ASTM D 3366-1995 熔融状态下和加热后顺酐和苯酐颜色的试验方...

D3366-95(2003)e1 Standard Test Method for Color of Maleic Anhydride and Phthalic Anhydride in the Molten State and After Heating (Platinum-Cobalt Scale)
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