0086-311-88676378, 0086-311-80662933
0086-15230104800
Moluclular formula: Zn4(PO4)22H2O
Molecular weight: 422.08
As a white coloring pigment, it is flexible to match any top coat through color mixing as required, which can simplify the preparation process of painting and coating significantly.With low heavy metal, good thermal stability and excellent rust prevention, zinc phosphate is nontoxic, environment-friendly, not irritative to skin and cost-effective due to little required in coating materials.
Check Item | Standard | Sampling Value |
Appearance | Powder | White powder |
Zinc content % | ≥45 | 45.3 |
| phosphate salt % | ≥43 | 45 |
Oil absorption g/100g % | 25-35 | 27 |
The PH Value | 5-7 | 6.5 |
Moisture% | ≤1.5 | 0.9 |
Residue on sieve(45um)% | ≤0.5 | 0.3 |
| Cd ppm | ≤50 | 8 |
| Cr ppm | ≤50 | 5 |
| Hg ppm | ≤1 | 0.006 |
| Pb ppm | ≤100 | 46 |
| As ppm | ≤10 | 8 |
packing | 25kg each bag ; | |
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