Customization: | Available |
---|---|
CAS No.: | 7783-20-2 |
Formula: | (Nh4)2so4 |
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Audited by an independent third-party inspection agency
Inspection Items | Requirement | Inspection Results | Conclusion or not |
N Content % | ≥20.5 | 20.8 | Conformed |
Moisture % | ≤1.0 | 0.6 | Conformed |
Free acid % | ≤0.2 | 0.09 | Conformed |
S Content% | ≥23.6 | 23.9 | Conformed |
Item | Unit | Excellent grade | Test Result |
Appearance |
--------------------- |
crystalline | crystalline |
Total N | % min | 21 | 21.1 |
Moisture | % max | 0.2 | 0.15 |
Free Acid | % Max | 0.03 | 0.02 |
Iron(FE) | %max | 0.007 | 0.004 |
Heavy Metals | %MAX | 0.005 | 0.002 |
Water-insoluble Matters | %MAX | 0.01 | 0.008 |
Purity | ------------------- | 99% | pass |
Sulfur | % min | 23.9 | 24 |