IROX® 
Black 304HT
Appearance: Black Powder
Chemical class: Synthetic Manganese Ferrite (Fe, Mn)2O3
Color Index: Pigment Black 33 (77537)
CAS No.: 68186-94-7, 75864-23-2 EC No.: 269-056-3
Density: 4.8g/ml Tamped density: 1.3g/ml
TECHNICAL DATA
| Properties | Unit | Specification | Test Method | 
| Fe as Fe2O3 | % | 65min | ISO 1248 | 
| Content of MnO | % | 25min | DIN 55913-2 | 
| Matter volatile at 105oC | % | 0.6max | ISO787-2 | 
| Water soluble matter | % | 0.5max | ISO787-3 | 
| PH value | 
 | 5-8 | ISO787-9 | 
| Residue on 325 mesh | % | 0,2max | ISO787-7 | 
| Oil absorption | g/100g | 15 | ISO787-5 | 
| Heat Stability | oC | 300min | ISO12877-2 | 
| Color Shade (Compared with Std) | ΔΕ | 0.8max | ISO787-1 | 
| Tinting Strength (Compared with Std) | % | 95-105 | ISO787-16 |