Theko ea tlhahiso ea Tungsten CAS 7440-33-7

Tlhaloso e Khutšoanyane:

Mofani oa feme Tungsten CAS 7440-33-7 ka theko e ntle ka ho fetisisa


  • Lebitso la sehlahisoa :Tungsten
  • CAS:7440-33-7
  • MF: W
  • MW:183.84
  • EINECS:231-143-9
  • Sebopeho:moetsi
  • Sephutheloana:1 kg / mokotla kapa 25 kg / moropa
  • Lintlha tsa Sehlahisoa

    Li-tag tsa Sehlahisoa

    Tlhaloso

    Lebitso la Sehlahisoa: Tungsten
    CAS: 7440-33-7
    MF: W
    MW: 183.84
    EINECS: 231-143-9
    Sebaka se qhibilihang: 3410 °C(lit.)
    Sebaka se belang: 5660 °C(lit.)
    boima ba 'mele: 19.3 g/mL ho 25 °C(lit.)
    Fp: -23 °C
    sebopeho: terata
    mmala: Silver-gray
    Matla a Khoheli a khethehileng: 19.3

    Tlhaloso

    Lebitso la sehlahisoa

    Tungsten
    CAS 7440-33-7
    Mohlala ESW.5N ESW.6N
    W(%) 99.999 99.9999
    Ho se hloeke Boholo ba ppm
    K 0.1 0.07
    Na 0.5 0.5
    Li 0.05 0.01
    U 0.0008 0.0005
    Th 0.0008 0.0005
    Boholo(um) 1.9-3.5 1.9-3.5

    Kopo

    Mofani oa feme ea Tungsten CAS 7440-33-7 e sebelisoang haholo ho li-electrode tsa mohloli o khanyang oa matla a phahameng a motlakase, liphofu tsa semiconductor-level magnetron sputtering, le mehloli e meng ea mabone a phahameng, lisebelisoa tsa elektroniki, li-semiconductors le liindasteri tse ling.

    Polokelo

    Boloka sebakeng sa polokelo se nang le moea o pholileng le se pholileng.

    Tefo

    * Re ka fana ka mekhoa e fapaneng ea ho lefa bakeng sa khetho ea bareki.
    * Ha chelete e le nyane, hangata bareki ba lefa ka PayPal, Western union, Alibaba, jj.
    * Ha chelete e le ngata, hangata bareki ba lefa ka T/T, L/C ha ba bona, Alibaba, jj.
    * Ntle le moo, bareki ba bangata ba tla sebelisa Alipay kapa WeChat ho lefa ho etsa tefo.

    tefo

    Mabapi le Lipalangoang

    * Re ka fana ka mefuta e fapaneng ea lipalangoang ho latela litlhoko tsa bareki.
    * Ha bongata bo le bonyenyane, re ka romella ka lifofane kapa li-couriers tsa machaba, tse kang FedEx, DHL, TNT, EMS le mefuta e sa tšoaneng ea melapo e khethehileng ea lipalangoang tsa machaba.
    * Ha palo e le khōlō, re ka tsamaea ka sekepe ho ea boema-kepeng bo khethiloeng.
    * Ntle ho moo, re ka fana ka litšebeletso tse khethehileng ho latela litlhoko tsa bareki le thepa ea lihlahisoa.

    Lipalangoang

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