Triiron tetraoxide Basic information | |
Product Name: | Triiron tetraoxide |
CAS: | 1317-61-9 |
MF: | Fe3O4-2 |
MW: | 231.53 |
EINECS: | 215-277-5 |
Triiron tetraoxide Chemical Properties | |
Melting point | 1538 °C(lit.) |
density | 4.8-5.1 g/mL at 25 °C(lit.) |
refractive index | 3 |
Fp | 7 °C |
storage temp. | -20°C |
form | powder |
color | black |
Specific Gravity | 5.2 |
Water Solubility | Insoluble in water and organic solvents. Soluble in concentrated mineral acids. |
Merck | 144,040 |
Stability: | Stable. Incompatible with strong acids, chloroformates, peroxides. |
CAS DataBase Reference | 1317-61-9(CAS DataBase Reference) |
NIST Chemistry Reference | Iron(ii,iii) oxide(1317-61-9) |
EPA Substance Registry System | Iron oxide (Fe3O4) (1317-61-9) |
Item |
Unit |
Black 733 |
Fe3O4 Content |
%(m/m )≥ |
90 |
Moisture |
% ≤ |
1.0 |
Soluble matter in water |
%(m/m )≤ |
0 .5 |
PH in extract water |
g/100g |
5 .0-8.0 |
Tinting strength(compared with standard) |
% ≥ |
100 ±5 |