Moluclular formula: Zn4(PO4)2·2H2O
Molecular weight: 422.08
Zinc phosphate, as a new generation of antirust pigment, is a new type of nontoxic and harmless white antirust pigment with excellent performance in rust prevention and ideal application effect. It is the best substitute of conventional antirust pigments containing heavy metals such as lead and chrome.
Superfine Zinc phosphate chemical examination report:
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Check Item
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Standard
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Sampling Value
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Appearance
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Powder
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White powder
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Zinc content %
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≥45
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45.5
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Oil absorption g/100g %
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25-35
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30
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The PH Value
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6-8
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7
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Moisture %
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≤1.5
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0.9
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Residue on sieve(15um)%
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≤0.5
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0.4
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packing
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25kg each bag
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