Features:

1) Formula: Zn3(PO4)2S2H2O         

2) M.W.: 422.14

3) Properties: white powder, soluble in acids, ammonia, insoluble in water

4) A kind of nontoxic and anticorrosive pigments for paint

5) Specification (%)

     a) Zn: 45.0min

     b) PO4: 45.0 max

     c) Water solubility sulfate (S042-): 0.10 max

6) Water solubility chloride (Cl-): 0.05 max

7) Soluble in water: 1.00

8) Oil absorption g/100g: 25 - 40

9) Loss in ignition: 8 - 16

10) PH value: 6 - 8

11) A kind of nontoxic and anticorrosive pigments



Inner packing: 

25kg/P.P. bags.

"Sanjing" aluminium dihydrogen tripolyphosphate, is a new non-toxic white 
anticorrosive pigment for paint. The product quality has been tested, and 
according to the standards of Volkswagenwerk, Germany, results showed that
it's performance of anticorrosion is better than that of lead red or zinc
yellow. In 2000, production was increased to 2,000 tons in order to satisfy 
customers's need. We would like to cooperate with other paint companies; 
please note that our trademark is "Sanjing"

Main composition: Aluminium Tripolyhosphate (AlH2P3O10.2H2O)
Main anticorrosive group: P3O105-  
Properties: very fine crystalline nonvolatile white powder,unsoluble in 
water,density 2.6-3.0g/cm3,nontoxic,nonirritant to skin,thermally stable.
Character: Excellent anticorrosion, low consumption, low cost, wide 
adaptability.
High anticorrosive performance, acid-resistant, water-resistant and 
fire-resistant.
Uses: Widely used in many kinds of primers, or primer and top-coat 
combinations.

Packing: In woven bags of 25kgs net each, with PVC lining; also 400 kgs
or 750 kgs in big woven bag. 

Price:APW-1:1450$/ton,APW-2:1500$/ton,ATP:1600$/ton (FOB Guangzhou)