Classification: | Iron Oxide |
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Grade Standard: | Industrial Grade |
Quality: | First Class |
CAS No.: | 20344-49-4 |
Formula: | (Fe2o3+Feo)· Nh2o |
Einecs: | -- |
Samples: |
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TEST ITEMS |
SPECIFICATION |
APPEARANCE |
BROWN POWDER |
CONTENT OF Fe 2 O 3 |
88% min |
pH VALUE |
3.5-7.0 |
SHADE |
CLOSE TO STANDARD |
OIL ABSORPTION |
20-30% |
RESIDUE ON 320 MESH |
0.3% max |
WATER SOLUBLE |
0.3% max |
VOLATITE 105 °C |
1.0% max |
TINTING STRENGTH |
98-102 % |
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