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    The solar industry

    Polysilicon ingot stripping silicon nitride coating solution

    The buyer: Tianjin * * New Energy Co. Ltd. etc.

    Recommended products:

    A1 Grade(4N)High purity silicon nitride powder.

    JSH A1 Grade(4N)Main indicators of silicon nitride powder
    ProjectUnitRangeTesting standards or methods
    N%> 39.6GB/T 16555-2008 / IGA
    O%< 0.8ASTMC1494-2001 / IGA
    C%< 0.2Leco method / IGA
    Feppm wt< 20ICP Method / GDMS
    Alppm wt< 10ICP Method / GDMS
    Cappm wt< 10ICP Method / GDMS
    Pppm wt< 3ICP Method / GDMS
    Sppm wt< 3ICP Method / GDMS
    Bppm wt< 3ICP Method / GDMS
    Si-free%< 0.05GB/T 16555-2008
    Si3N4(aphar)%> 90XRD YB/T 5320-2006
    D50um1.5±0.2GB/T 19077.1-2008
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