Phosphoric acid thermal data
CAS №
7664-38-2
ГОСТ
GOST 10678-76
Сорт
Grade B, sort 1
available
Description
Application
Phosphoric acid is a technical thermal fluid, colorless or yellow tint.
Phosphoric acid is used for the production of fertilizers, detergents.
Phosphoric acid is used in medicine, metal, textile, oil, glass and ceramic industries.
Safety requirements
Phosphoric acid, fire and explosion proof,
Packing
Phosphoric acid thermal technical packaged in plastic canisters 20l/32–34 kg.
Guaranteed shelf life
One year from the date of manufacture.
Physical and chemical properties
Item | Standards for grade B | |
First quality | Second grade | |
Appearance | Colorless or light yellow with a touch of liquid | Colorless or colored liquid with a hint of yellow to brown |
Mass fraction proportion of phosphoric acid (H3PO4), %, not less | 73 | 73 |
Mass fraction of chlorides, %, not more | 0.01 | 0.02 |
Mass fraction of sulfate, %, not more | 0.015 | 0.020 |
Mass fraction of nitrate, %, not more | 0.0005 | 0.0010 |
Fe content, %, not more | 0.010 | 0.015 |
Heavy metals, %, not more | 0.002 | 0.005 |
Arsenic, %, not more | 0.006 | 0.008 |
Mass fraction of reducing agents (H3PO3), %, not more | 0.2 | No standard |