Shijiazhuang Xinsheng Chemical Co., Ltd.

Low-heavy-metal Superfine Zinc Phosphate

• Category :

  Inorganic chemicals/Inorganic salts

• Synonyms :

  C.I. 77964;C.I. Pigment White 32;Phosphoric acid, zinc salt (2:3);trizinc bis(orthophosphate);zinc salt;zinc phosphate (3:2);zinc hydrogen phosphate;

• CAS NO :

  7779-90-0

• EC NO :

  231-944-3

• Molecular Formula :

  Zn₃(PO₄)₂

• Molecular Weight :

  386.173

• Main Specifications :

  Zinc content min45%,phosphate salt min44%

• InChI :

  InChI=1/2H3O4P.3Zn/c2*1-5(2,3)4;;;/h2*(H3,1,2,3,4);;;/p-6

• Packing :

  25kg each bag

• Product description :

  Moluclular formula: Zn₄(PO₄)₂·2H₂O

  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.

  Low-heavy-metal Supfine Zinc phosphate chemical examination report:

  Check Item	Standard	Sampling Value
  Appearance	Powder	White powder
  Zinc content %	≥45	45.3
  phosphate salt %	≥43	44
  Oil absorption g/100g %	25-35	30
  The PH Value	6-8	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	41
  As ppm	≤80	60
  packing	25kg each bag ; 20T/20FCL'with pallet; 22T/20FCL' without pallet

• Uses :

  as the raw materials in production of Anti-corrosive coatings.

• Molecular Structure :