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China 3,3',4,4'-tetracarboxylic acid benzophenone 2479-49-4 - China Supplier
China 3,3',4,4'-tetracarboxylic acid benzophenone 2479-49-4 - China Supplier

3,3',4,4'-tetracarboxylic acid benzophenone 2479-49-4

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S?n ph?m khác

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C?ng th?c hóa(chǎn) h?cC17H10O9
Kh?i l??ng phan t?358.26
C?ng th?c c?u t?o3,3-四甲酸二苯甲酮 2479-49-4
Kh?i l??ng riêng1.645±0.06 g/cm3(D? ?oán)
?i?m nóng ch?y224 °C
?i?m s?i734.0±60.0 °C(D? ?oán)
?i?m ch?p cháy99 °C
áp su?t h?i1.28E-22mmHg at 25°C
H?ng s? axit2.43±0.10(D? ?oán)
?i?u ki?n b?o qu?n?óng kín ? n?i kh? ráo, 2-8°C
Tính ch?t v?t ly hóa(chǎn) h?cS?n ph?m này có ?i?m nóng ch?y là 212℃.

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