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Basic Info

  • Grade: Pharmaceutical Grade

    Factory Location: Building A311, Building A, No. 1255 Jinhai Road, Pudong New Area, Shanghai (Dingxin Building)

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Sample Provided: no

    Payment Terms: L/L

    Specification    
    Purity,% 99.99
    Oxygen ≤1.0 ppmv
    Nitrogen ≤3.0 ppmv
    Carbon dioxide ≤1.0 ppmv
    Carbon monoxide ≤0.5 ppmv
    Total hydrocarbon (CH4) ≤10.0 ppmv
    Arsenic ≤0.5 ppmv
    Boron ≤0.5 ppmv
    Phosphorus ≤0.5 ppmv
    Hydrogen fluoride ≤50.0ppmv


    transportation    
    DOT shipping name Silicon tetrafluoride
    DOT classification 2.3
    DOT label Toxic, corrosive
    UN NO. UN 1859
    CAS No. 7783-61-1
    CGA/DISS/JIS 330/642/W22-14L
    Transport state Compressible gas


    Technical Information    
    Cylinder condition @ 21.1°C gas
    The combustion limit in the air is not combustible
    Natural temperature (°C)-
    Molecular weight (g/mol) 104.08
    Specific gravity (air =1) 4.67
    Critical temperature (°C) -14.15
    Critical temperature (psig) 524.59


    Application
    Used in chemical vapor deposition process; preparation of fluorosilicic acid and its salts.

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