3,3',4,4'-Biphthalic Anhydride
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Product Description
3,3',4,4'-Biphthalic Anhydride
Specification of Product
Product Name : 3,3',4,4'-Biphthalic Anhydride
BPDA
3,3′,4,4′-Biphenyltetracarboxylic dianhydride
s-BPDA
CAS No.: 2420-87-3
EINECS No.: 219-342-9
Molecular Formula: C16H6O6
Molecular Weight: 294.22
3,3',4,4'-Biphthalic Anhydride Uses
1. Used in the production of polyimide products and their composites, and pharmaceutical intermediates.
2. Used in the manufacture of new polymer materials such as resins and PI films.
3,3',4,4'-Biphthalic Anhydride Storage and Transportation
Packaging: The inner packaging is vacuum-packed in aluminum film bags, while the outer packaging is made of cardboard boxes or drums. Packaging can be customized according to customer requirements.
Storage: Keep away from light, store in an inert gas atmosphere, store at room temperature.
Shelf life is one year.
3,3',4,4'-Biphthalic Anhydride quality standard
Appearance: White powder
Purity(HPLC): ≥99.5%
Melting point: ≥298℃
Heavy Metal: ＜1ppm