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Items of test | Standard | Determination |
Iodine absorption g/kg | 90±5 | 91 |
DBP absorption 10-5m3/kg | 120±5 | 122 |
DBP absorption of compressed sample 10-5m3/kg | 94-104 | 98 |
CTAB adsorption surface area 103m2/kg | 87-99 | 92 |
STSA 103m2/kg | 88±5 | 90 |
Nitrogen Surface Area 103m2/kg | 86-99 | 91 |
Pigmentation intensity % | 106-116 | 112 |
Heating loss %≤ | 2.5 | 1.5 |
Ash %≤ | 0.5 | 0.2 |
Grit Mesh 45# ≤ | 0.05 | 0.042 |
Impurity | none | none |
Pumping Density kg/m3 | 345±40 | 356 |
300% elongation stress Mpa | 0.6±1.0 | 0.7 |
