परीक्षण आइटम | प्रकार | ||
JCNFESO4-1 | JCNFESO4-2 | ||
मुख्य सामग्री | ≥90.0% | ≥87.0% | |
TiO2 | ≤0.75% | ≤1.0% | |
असुविधाजनक | ≤0.50% | ≤0.50% | |
मुक्त एसिड (AS H2SO4) | ≤1.00% | ≤2.00% | |
FE | ≥18.0% | ≥17.5% | |
आर्सेनिक | ≤2 ((mg/kg) | ≤0.001% | |
पीबी | ≤15 ((mg/kg) | ≤0.002% | |
सीडी | ≤1 ((mg/kg) | ≤0.0005% | |
एचजी | ≤ 0.00002% | ≤0.0001% | |
सीआर | ≤0.001% | ≤0.005% | |
मेष (180um) | ≥ 90% | ≥ 88% |