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3,3',4,4'-Biphenyltetracarboxylic dianhydride 2420-87-3 BPDA

Time：2026-03-13
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3,3',4,4'-Biphenyltetracarboxylic dianhydride  2420-87-3  BPDA

Appearance:white powder 

Purity:99.9%min 

Ultra-low metal ions

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