... 8-8.0Oil absorption value,g/100g≤20Residue on the sieve(45um mesh),%(m/m)≤0.05Electrical ... dispersible power,%≥80Iron content,ppm≤50Index controlled by the company Gardner of dry power Usage: Suitable ... Compared with other manufacturers, the quality of my products is stable and our price is reasonable, because our ... private company of China, and so on.In the year of 2004, the HTA-100, HTA-200, and HTA ...