4 4-Oxydiphthalic anhydride ODPA CAS 1823-59-2

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4 4-Oxydiphthalic anhydride ODPA 1823-59-2


  • Khoom npe:4,4'-Oxydiphthalic anhydride
  • CAS:1823-59-2
  • MF:C16H6O7
  • MW:310.21 Nws
  • EINECS:412-830-4 ib
  • Cim:neeg tsim khoom
  • Pob:1 kg / kg los yog 25 kg / nruas
  • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: 4,4'-Oxydiphthalic anhydride (ODPA)
    CAS: 1823-59-2 Nr
    MF: C16H6O7
    PIB: 310.21
    PIB: 412-830-4
    Melting point: 225-229 ° C (lit.)
    Kub taw tes: 410.39 ° C (kwv yees ntxhib)
    Qhov ceev: 1.4942 (nruab nrab kwv yees)
    Refractive Index: 1.6380 (kwv yees)

    AB-BPDA

    Specification

    Khoom npe ODPA
    Qhov tshwm sim Dawb hmoov
    Purity ≥99%
    MW 310.21 Nws
    Melting point 225-229 ° C (lit.)

     

     

    Daim ntawv thov

    4,4'-oxydiphthalic anhydride yog siv rau kev npaj cov khoom siv polyimide.

    Pob

    pab 9

    Kev them nyiaj

    1, T / T

    2, L / C

    3, Visa

    4, credit card

    5, Paypal ua

    6, Alibaba Trade Assurance

    7, Western union

    8, MoneyGram

    9 Tsis tas li ntawd, qee zaum peb kuj lees txais Bitcoin.

    cov nqe lus them nqi

    Cia tej yam kev mob

    Khaws lub thawv ntim khoom ntim thiab khaws cia rau hauv qhov chaw txias thiab qhuav, thiab xyuas kom meej tias muaj qhov cua zoo lossis tso pa tawm hauv chaw ua haujlwm

    Kev ruaj ntseg

    Yog siv thiab khaws cia raws li kev qhia tshwj xeeb, nws yuav tsis decompose. Tsis muaj kev paub txog kev phom sij. Tsis txhob oxides.


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