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Item | Index | |
1060 | 1040 | |
Decolorization rate (%) | ≥99 | ≥90 |
activity (mmol×kg-1) | ≥220 | ≥150 |
Moisture (105°C 2hr)(%) | ≤8 | ≤8 |
Free acid (H+)(%) | ≤0.15 | ≤0.2 |
The size of bits (through 200m)(%) | 98 | |
Heavy matel content (Pb)mg/Kg | ≤15 | |
As content mg/Kg | ≤5 | |
filtration speed(mL/min) | ≥5.0 |
Mineral Oil Refining Bleaching Earth