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ASTM D6541 - 11 Standard Specification for HFC 236fa, 1,1 ...
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日期:2024-05-11
This specification covers the requirements for HFC- 236fa HFC-236fa, 1,1,1,3,3,3-hexafluoropropane, (CF3CH 2CF3) as a fire-fighting medium. The materials ......看更多