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4N 5N 6N Se Hlau Selenium granule
4N 5N 6N Se Hlau Selenium granule Featured duab
  • 4N 5N 6N Se Hlau Selenium granule
  • 4N 5N 6N Se Hlau Selenium granule
  • 4N 5N 6N Se Hlau Selenium granule

4N 5N 6N Se Hlau Selenium granule

Lus piav qhia luv luv:

Selenium pellets Beads Hlau 4N 5N 6N Selenium Granules
Purity mus txog 99.9999%
Tsawg oxygen Selenium Granules
Loj: 2-6mm.3-5mm, 1-10mm los yog raws li xav tau


  • Khoom npe:Selenium granule
  • Pob:Ntim thiab ntim ntim
  • Xim:dub
  • Cov duab:cov khoom
  • CAS:7782-49-2 ib
  • Purity:99.9%
  • Melting point:217° Nws
  • Hmoov ceev:4.81g / cm3
  • Boiling Point:684.9 ± 1.0 ℃
  • MOQ:1kg ua

    • Product Detail

    Product Description

    Selenium yog xim liab los yog grey hmoov, nrog grey metallic luster quasi - hlau.Ntawm rau lub npe hu ua allotrophs, peb muaju (α monoitalic, β monoitalic, thiab grey triangulite) yog qhov tseem ceeb tshaj plaws.Grey hexagonal siv lead ua system yog qhov ruaj khov tshaj plaws nrog qhov ceev ntawm 4.81g / cm3.

    Nws kuj muaj nyob rau hauv peb amorphous cov ntaub ntawv: ob amorphous glassy daim ntawv ntawm selenium, liab thiab dub.Cov qub yog nkig thiab muaj qhov ntom ntawm 4.26g / cm3.Qhov kawg ntom ntom 4.28g / cm3, lwm qhov yog colloidal selenium.

    Specification

    Pure hlau Selenium granules muaj pes tsawg leeg
    Qauv 3N 4.3n ib Se. 4 N Se. 5 N Se.6 N
    Se (Min%) 99.9 ua 99.99 ib 99.999 ib 99.99 9
    impurity MAX PPM
    Cu 10 5 3 0.2 0.05 Nws
    Ag 30 5 / 0.2 0.05 Nws
    Mg / 10 8 0.5 0.1
    Sb 10 / 5 0.5 /
    Ni 20 10 5 0.2 0.05 Nws
    Bi / 10 5 0.5 0.05 Nws
    In / / / 0.5 0.05 Nws
    Fe 400 10 10 0.5 0.1
    Cd / / / 0.2 0.05 Nws
    Te 70 5 10 0.5 0.1
    SI / 10 9 0.5 /
    Al 10 8 0.5 0.05 Nws
    Pb 300 10 5 0.5 0.05 Nws
    Sn 10 5 / /
    S 200 10 40 / /
    As 30 5 / / /

    Ntim Cov Lus Qhia

    hgf ua

    Peb kuj muab kev pabcuam customized
    Txais tos kom yuav tsum tau COA & qauv dawb rau Kev Xeem

    Daim ntawv thov

    1. Manufacturing: selenium(I) chlorid, Selenium dichloride, Selenides, mercury selenide.
    2. Science high technology kev lag luam: txhuas selenide, zinc selenide, tooj liab indium gallium diselenide.
    3. Hluav taws xob: semiconductors, electropositive hlau, Tetraselenium tetranitride.
    4. Chemistry: Selenols, selenium isotope, Yas, cov duab raug.
    5. Kev lag luam daim ntawv thov: iav ua, selenium nruas, electrostatic duab, kho qhov muag ntsuas.

  • Yav dhau los:
  • Tom ntej:
    • Sau koj cov lus ntawm no thiab xa tuaj rau peb

    cov khoom muaj feem xyuam

    Ntaus nkag mus tshawb lossis ESC kom kaw