Cesium iodide CAS 7789-17-5 theko ea tlhahiso

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Mofani oa fektheri Cesium iodide cas 7789-17-5 ka theko e ntle ka ho fetisisa


  • Lebitso la sehlahisoa :Cesium iodide
  • CAS:7789-17-5
  • MF:CsI
  • MW:259.81
  • EINECS:232-145-2
  • Sebopeho:moetsi
  • Sephutheloana:1 kg / mokotla kapa 25 kg / botlolo
  • Lintlha tsa Sehlahisoa

    Li-tag tsa Sehlahisoa

    Tlhaloso

    Lebitso la Sehlahisoa: Cesium iodide

    CAS: 7789-17-5

    MF: CsI

    MW: 259.81

    EINECS: 232-145-2

    Sebaka se qhibilihang: 626 °C (lit.)

    Sebaka se belang: 1280 °C

    Boima: 4.51 g/mL ho 25 °C (lit.)

    Lenane la refractive: 1.7876

    Fp: 1280°C

    'Mala: Bosoeu

    Matla a khoheli a khethehileng: 4.51

    Tlhaloso

    Lebitso la Sehlahiswa Cesium iodide
    Ponahalo Phofo e tšoeu ea kristale
    Bohloeki ≥99.9%
    Li ≤0.00005%
    Na ≤0.0001%
    K ≤0.0002%
    Rb ≤0.002%
    Ca ≤0.00005%
    Mg ≤0.0001%
    Sr ≤0.0001%
    Ba ≤0.001%
    Fe ≤0.00005%
    Al ≤0.00001%
    Cr ≤0.00005%
    Mn ≤0.0001%
    SO4 ≤0.0005%
    P2O5 ≤0.00005%
    SiO2 ≤0.00002%

    Kopo

    1. E sebelisoa ho li-tubes tse matlafatsang setšoantšo sa X-ray, cesium iodide·sodium, cesium iodide · thallium scintillation crystal materials, lisebelisoa tse khethehileng tsa mohloli oa khanya ea motlakase, meriana e khethehileng ea khalase ea optical;

    2. Analysis reagents.

    3. Infrared spectrometer prism, X-ray phosphor skrine, scintillation counter.

    Mabapi le Lipalangoang

    1. Ho itšetlehile ka litlhoko tsa bareki ba rona, re ka fana ka mefuta e sa tšoaneng ea likhetho tsa lipalangoang.
    2. Bakeng sa litaelo tse nyane, re fana ka lipalangoang tsa lifofane kapa litšebeletso tsa machaba tsa melaetsa tse kang FedEx, DHL, TNT, EMS, le litsela tse ling tse ngata tse ikhethang tsa lipalangoang tsa machaba.
    3. Re ka tsamaisa ka sekepe ho ea boema-kepeng bo itseng ka chelete e ngata.
    4. Ho phaella moo, re ka fana ka litšebeletso tse ikhethang ho latela litlhoko tsa bareki ba rona le litšobotsi tsa thepa ea bona.

    Lipalangoang

    Polokelo

    Boloka sebakeng se phodileng, se omileng le se lefifi.

    Likaroloana

    1. Habonolo deliquescent. E utloang khanya. E qhibiliha haholo ka metsing, e qhibiliha ka ethanol, e qhibiliha hanyenyane ka methanol, 'me e batla e sa qhibilihe ka har'a acetone. Tekanyo e lekantsoeng ke 4.5. Sebaka se qhibilihang ke 621°C. Sebaka se belang se ka bang 1280°C. Lenane la refractive ke 1.7876. Hoa khopisa. Chefo, LD50 (rat, intraperitoneal) 1400mg / kg, (rat, molomo) 2386mg / kg.

    2. Cesium iodide e na le mofuta oa kristale oa cesium chloride.

    3. Cesium iodide e na le botsitso bo matla ba mocheso, empa ho bonolo ho oksijene ke oksijene moeeng o mongobo.

    4. Cesium iodide e ka boela ea tšeloa ka oxidant e matla e kang sodium hypochlorite, sodium bismuthate, nitric acid, permanganic acid, le chlorine.

    5. Keketseho ea ho qhibiliha ha iodine ka har'a tharollo ea metsi ea cesium iodide e bakoa ke: CsI+I2→CsI3.

    6. Cesium iodide e ka itšoara ka nitrate ea silevera: CsI+AgNO3==CsNO3+AgI↓, moo AgI (silver iodide) e leng ntho e thata e mosehla e sa qhibiliheng metsing.


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