commodity description:
Description:
Application:
It is mainly used as raw material for radix compounds and azo dyes; as dye mordant, bleaching agent and antifreeze agent in pharmaceutical and chemical industries.
Property:
Sallow rhomboidal, specific gravity: 2.168, melting point: 271℃, can cause burning and exploding by mixing it with organics, being with oxidizing and reducibility, easy to react with amino to form nitrogen compound at low temperature.
Production capacity: 50,000ton/year
Quality standard: National Grade I
Technical standard: GB2367-90
|
Index Item |
Index |
|
Superior Grade |
Grade I |
Qualified Grade |
|
Content of sodium nitrite (on dry basis), %, ≥ |
99.0 |
98.5 |
98.0 |
|
Moisture, %, ≤ |
1.4 |
2.0 |
2.5 |
|
Chloride (by Nacl) Content (on dry basis) , %, ≤ |
0.10 |
0.17 |
-- |
|
Content of water insolubles, %, ≤ |
0.05 |
0.06 |
0.10 |
|
Content of sodium nitrate (on dry basis), %, ≤ |
0.80 |
1.00 |
1.90 |
