Home - P-Acid Phosphoric Acid

Phosphoric Acid(P-ACID)

Molecular Formula : H3PO4

Molecular weight : 97.99

Standard executed : GB/T2091-2003(technical grade)

                                       GB3149-92 (food grade)

CAS Number : 7664-38-2

Properties :

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

Uses :

Technical grade Phosphoric Acid may be used to produce variety of phosphates, electrolyte treatment liquids or chemical treatment liquids, refractory mortar with phosphoric acid and inorganic coheretant. It is also used as a catalyst, drying agent and cleaner. In coating industry Phosphoric Acid is used as a rust-proof coating for metals; As a acidity regulator and nutrition agent for yeast food grade phosphoric acid may be applied to flavors, canned food and light drinks as well as used in wine brewery as a nutrients source for yeast to prevent the reproduction of useless bacteria.

Packing and Storage :

Packed in 35 kg or 330 kg net plastic drums.

During transportation or storage, the inner cover as well as the outer cover of the packing drums must be well sealed. It is classified as a hazardous product of the 2nd class of risk, and its hazardous chemicals code in China is 93002; It is easily frozen in winter season..

Guaranteed Technical Specifications :

NO.

Specifications

Industrial Grade

Food Grade

1

Appearance

Colorless, transparent syrupy liquid or in very light color

2

Colour ≤

30

20

3

Assay (as H3PO4 )% ≥

85.0

85.0

4

Chloride(as Cl- )% ≤

0.0005

0.0005

5

Sulphats(asSO42- )% ≤

0.005

0.003

6

Iron (Fe)% ≤

0.002

0.001

7

Arsenic (As)% ≤

0.005

0.0001

8

Heavy metals,as Pb% ≤

0.001

0.001

9

Oxidable matter (asH3PO4)% ≤

0.012

10

Fluoride,as F% ≤

0.001