Index name |
First grade |
Qualified product |
Internal standard |
Sodium nitrite ≥ |
98.5% |
98% |
90% |
Sodium nitrate ≤ |
15 |
1.90% |
|
NaCl ≤ |
0.17% |
|
|
Water insoluble matter ≤ |
0.06% |
0.10% |
|
Moisture ≤ |
2% |
2.50% |
2.50% |
Appearance |
white |
||
Fe ≤ |
|
0.01% |