Phosphoric Acid By Johnson Chemicals Co., Ltd

Phosphoric Acid is in Colorless, transparent and syrupy liquid or rhombic crystalline; Phosphoric Acid is odorless and tastes very sour; Phosphoric Acid's melting point is 42.35deg. C and when heated to 300 deg. C. Phosphoric Acid will become into meta phosphoric acid; Phosphoric Acid's relative density is 1.834 g/cm3; Phosphoric Acid is easily soluble in water and resolves in ethanol; Phosphoric Acid may irritate human skin to cause phlogosis and destroy the issue of human body; Phosphoric Acid shows corrosiveness being heated in ceramic vessels; Phosphoric Acid has got hydroscopicity.

2.Specification:
No.
Specifications
Industrial Grade

1 P4 content % a Y 98.5
2 Yellow phosphorus % a 0.005
3 Free Acid % a 0.5
4 Moisture % a 0.25
5 Fineness (60-mesh) % a Y 70.0
6 Super fineness (100-mesh) %a Y 90.0
7 Super fineness (120-mesh) % a Y 90.0
8 Super fineness (150-mesh) % a Y 80.0
9 Super fineness (200-mesh) % a Y 95.0

3.Application:
1) Technical grade phosphoric acid:
Phosphoric acid used for making Monoammonium Phosphate, Diammonium Phosphate, Monopotassium phosphate, Disodium Phosphate, Sodium Tripolyphosphate and Sodium Hexametaphosphate, etc; Also be used in metal surface phosphating compounding electrolytic polishing liquid and chemical polishing liquid