اکسید آهن قهوهای ۶۸۶ تاپراک
- Appearance: Brown Powder
- Color (Compared with Standard) : Similar
- Tinting Strength: 98.21%
- Residue retained on No.325 Mesh Sieve: 0.42%
- Volatile Matter at 105℃: 1.25%
- Water-soluble Matter: 0.62%
- PH-Value: 4.8
- Oil Absorption: 16.52
