추가 설명:
3,3',4,4'-Biphenyltetracarboxylic dianhydride (CAS 2420-87-3) is manufactured by XiaoDu Technology (Guangdong) Co., Ltd. to pharmaceutical grade under Chinese Pharmacopoeia (ChP) reference, used as a chemical intermediate. Samples are available, and the manufacturer supplies the product to Asia, North America, Europe, Australasia, the Middle East and Africa.
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