| اسم المنتج | Phosphoric acid 85% /75% |
| CAS No. | 7664-38-2 |
| Grade | Tech. / Food |
| MSDS |
Chemical formula: H3PO4
Molecular weight : 97.99
Standard executed : GB2091-2003 (TECH GRADE) ; GB1886.15-2015 (FOOD GRADE)
【Properties】
It is in colorless, transparent and syrupy liquid, it is odorless and tastes very sour, its melting point is 42.35℃ and when heated to 300℃ it will become into meta phosphoric acid, its relative density is 1.834, it is easily soluble in water and resolves in ethanol, it 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.
【Application】
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 it is used as a rust-proof coating for metals. For food grade Phosphoric Acid used as a acidity regulator and nutrition agent, 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 35KG, 330KG net plastic drums or 1650KG IBC drums, during transportation or storage the inner cover as well as the outer cover of the packing drums must be well sealed; It is a 2nd class inorganic acid corrosion product, violation number: 93002, easy to freeze in winter.
【Technical data 】
|
ITEMS |
INDUSTRIAL GRADE SPECIFICATION |
FOOD GRADE SPECIFICATION |
|
Appearance |
Colorless, transparent syrupy liquid or in very light color |
|
|
Main contents H3PO4 % ≥ |
75.0/85.0 |
75.0/85.0 |
|
Fluoride, as F %≤ |
|
0.001 |
|
Chloride, as CL %≤ |
0.0005 |
|
|
Colour (Pt-Co) ≤ |
20.0 |
|
|
Sulphate, SO4 % ≤ |
0.005 |
|
|
Arsenic, as As % ≤ |
0.005 |
0.00005 |
|
Heavy metal, as Pb % ≤ |
0.001 |
0.0005 |
|
Oxidable matter, as H3PO3 % ≤ |
|
0.012 |
|
Iron (Fe) % ≤ |
0.002 |
|
