Muaj cov khoom lag luam txaus, siab zoo thiab xa khoom sai.Ntau qhov ntau nrog luv nqi ntxiv.
Txhua yam kev xav tau, txais tos hu rau peb txhua lub sijhawm.
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Kev piav qhia
Khoom npe: 3,3′,4,4′-DIPHENYLSULFONETETRACARBOXYLIC DIANHYDRIDE
Synonyms: DSDA
CAS: 2540-99-0 Nr
MF: C16H6O8S
PIB: 358.28
Melting point: 283 ° C
Kub taw tes: 718.5 ± 45.0 ° C
Qhov ceev: 1.755 ± 0.06 g / cm3
Specification
| Khoom npe | |
| CAS | 2540-99-0 : kuv |
| Qhov tshwm sim | Dawb hmoov |
| Purity | 99% Min. |
| Pob | 1 kg / hnab los yog 20 kg / nruas |
Daim ntawv thov
CPI zaj duab xis, cov khoom siv polyimide, 5G MPI, thiab lwm yam.
Cia tej yam kev mob
Muab cia rau hauv ib lub tsev muag khoom qhuav thiab ventilated.
Post lub sij hawm: Lub Xya hli ntuj-27-2022