α-BPDA CAS 36978-41-3
Non pwodwi: 2,3,3 ', 4'-biphenyl tetracarboxylic Dianhydride CAS: 36978-41-3 MF: C16H6O6 MW: 294.22 Einecs: 811-539-3 Pwen k ap fonn: 199 ° C Pwen bouyi: 609.3 ± 48.0 ° C (prevwa) Dansite: 1.625 ± 0.06 g/cm3 (prevwa)
2,3,3 ', 4'-biphenyltetracarboxylic dianhydride dwe itilize pou preparasyon an nan yon materyèl poliimid.
α-BPDA dwe itilize pou segondè chalè ki reziste aerospace materyèl konpoze, PI fim, elatriye.
1, t/t
2, l/c
3, Visa
4, kat kredi
5, paypal
6, Alibaba Komès Asirans
7, Western Union
8, Moneygram
9, san konte, pafwa nou menm tou nou aksepte bitcoin.
Sele ak ki estoke nan yon anviwònman ayere, sèk
