Fa'atauga gaosi Phenolphthalein CAS 77-09-8

Fa'amatalaga Puupuu:

Phenolphthalein CAS 77-09-8 ma le tau sili ona lelei


  • igoa ole oloa:Phenolphthalein
  • CAS:77-09-8
  • MF:C20H14O4
  • MW:318.32
  • EINECS:201-004-7
  • Uiga:gaosimea
  • afifi:1 kilokalama / kilokalama poʻo 25 kilokalama / paʻu
  • Fa'amatalaga Oloa

    Faailoga o oloa

    Fa'amatalaga

    Igoa o oloa: Phenolphthalein
    CAS: 77-09-8
    MF: C20H14O4
    MW: 318.32
    EINECS: 201-004-7
    Liu liusuavai: 261-263 °C (malamalama)
    Mea fa'apuna: 417.49°C (fa'atatau fa'atatau)
    Malosi: 1.27 g/cm3 ile 32 °C
    Fa'ailoga fa'atusa: 1.5400 (fa'atatau)
    Fp: 24 °C
    PH: 7.8~10.0

    Fa'amatalaga

    Fa'aaliga Pa'u pa'epa'e
    Su'ega 99% min
    Liu liusuavai 261-263 °C (malamalama)
    Fa'apuna 417.49°C (fa'atatau fa'atatau)

    Fa'aaogāga

    1. Fa'atau oloa gaosi Phenolphthalein CAS 77-09-8 fa'aaogaina e fai ma fa'ailo fa'amaufa'ailoga ma fa'agata fa'avevesi mo le togafitia o le manava.
    2. Fa'ailoga fa'avae o le su'esu'e, fa'ailo fa'asuavai e le o le vai, reagent su'esu'e chromatographic.

    Totogi

    * E mafai ona matou tuʻuina atu le tele o auala totogi mo filifiliga a tagata faʻatau.
    * A laʻititi le aofaʻi, e masani ona totogi e tagata faʻatau e ala i PayPal, Western union, Alibaba, ma isi.
    * A tele le aofaʻi, e masani ona totogi e tagata faʻatau e ala i le T / T, L / C i le vaʻaia, Alibaba, ma isi.
    * E le gata i lea, o le tele ma le tele o tagata faʻatau o le a faʻaogaina le Alipay poʻo le WeChat totogi e fai ai totogi.

    totogi

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    FAQ

    1. E mafai ona e tu'uina atu auaunaga fa'apitoa?
    RE: Ioe, ioe, e mafai ona tatou faʻavasega oloa, faʻailoga poʻo afifiina e tusa ai ma ou manaʻoga.

    2. E fa'afefea ma o afea e mafai ai ona ou maua le tau?
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    3. O le fea taimi totogi e te taliaina?
    RE: Matou te talia T / T, L / C, Alibaba, PayPal, Western union, Alipay, WeChat Pay, ma isi.

    4. O le fea upu tau fefa'ataua'iga e masani ona e faia?
    RE: EXW, FCA, FOB, CFR, CIF, CPT, DDU, DDP, ma isi. Faʻalagolago i ou manaʻoga.

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