Index items | Appearance | Standard value | Test Results | ||
1 | Appearance | Brown powder | Meets the requirement | ||
2 | Moisture | ≤5.0% | 3.2 | ||
3 | PH value | 8--10 | 8.2 | ||
4 | Dry matter | ≥92% | 95 | ||
5 | lignosulphonate | ≥50% | 56 | ||
6 | Inorganic salts(Na2SO4 | ≤5.0% | 2.3 | ||
7 | Total reducing matter | ≤6.0% | 4.7 | ||
8 | Water insoluble matter | ≤4.0% | 3.67 | ||
9 | Calcium magnesium general quantity | ≤1.0% | 0.78 | ||
Conclusion | Complies with requirements . |