Lub npe tshuaj: ferrous sulfate
Formula: FeSO4.H2O
Molecular Luj: 169.92
Cov tsos mob: Cream hmoov, anti-caking, zoo fluidity
Physical and Chemical indicator:
Yam khoom | Qhov taw qhia |
FeSO4.H2O ≥ | 91.3 ua |
Fe2+Cov ntsiab lus, % ≥ | 30.0 Nws |
Fe3+Cov ntsiab lus, % ≤ | 0.2 |
Tag nrho cov arsenic (raws li As), mg / kg ≤ | 2 |
Pb (xws li Pb), mg / kg ≤ | 5 |
Cd (xws li Cd), mg/kg ≤ | 2 |
Hg (hloov mus rau Hg), mg / kg ≤ | 0.2 |
Cov ntsiab lus dej,% ≤ | 0.5 |
Fineness (Passing tus nqi W = 180µm xeem sieve), % ≥ | 95 |
Nws muaj cov kws tshaj lij technicist thiab cov neeg soj ntsuam xyuas kom cov khoom lag luam ruaj khov.