Zinc Oxide

    Description

    1. Physical Property: 

     Purity %,≥
     99.7
     Mental zinc Zn %,≤
     0.008
     Lead oxide(Pb) %,≤
     0.037
     Copric oxide(Cu) %,≤
     0.0002
    Manganic oxide(Mn) %,≤
     0.0001
    Hydrochloric indissoluble substance %,≤
     0.006
    Burning decrement %,≤
     0.20
    Water dissoluble %,≤
    0.1
    105℃ volatile substances %,≤
    0.3
    Sieve residue(45um)
    0.1

    White powder, odorless, relative density 5.606, stable under normal temperature. Insolubl in

    water and alcohol, soluble in acid, alkaki and amkonium solution.

    zinc oxide wholesale

    2. Specifications:

    Item/Parameter Standard
    Zinc Oxide (in accordance with dry materials) % ≥ ZnO 99.7% ZnO 99% ZnO 98% ZnO 95% ZnO 90%
    Lead oxide (PbO)% ≤ 0.12 0.2 1.0 3.0 4.0
    Cadmium oxide (CdO) % ≤ 0.02 0.05
    Cupric oxide (CuO) % ≤ 0.006
    Manganese (Mn) % ≤ 0.0002
    Metallic Zinc (in accordance with Zn) % None None
    Muriatic Acid Insoluble Substance % ≤ 0.03 0.04 0.5 0.7 2.0
    Loss On Ignition % ≤ 0.4 0.6 0.7 1.0 5.0
    Water Soluble Substance % ≤ 0.4 0.6 0.7 1.0 3.0
    Sieve Residue (45um mesh ) % ≤ 0.28 0.32 0.5 0.5 0.5
    Volatile % ≤ 0.4 0.4 0.5 0.5 0.5

     

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