27±2
-----
Item
Standard
Test Method
Particle Size(nm)
Iodine Absorption(mg/g)
110±10
GB/T 3780.1
DBP Absorption (ml/g)
65±10
GB/T 3780.2
Tint Strength %
≥110
GB/T 3780.6
Heating Loss %
≤2.5
GB/T 3780.8
Volatile %
≤1.5
GB/T 7047
PH
≥9.5
GB/T 3780.7