实验项目 | 标准 | 实测数据 | ASTM标准 | |||
N9903 | N990 | N550 | ||||
碘吸附值mg/g | 6-12 | 7.1 | 6.8 | 43±5 | ASTM1510 | |
DBP吸收值ml/100g | 30-40 | 34.8 | 35.2 | 121±5 | ASTM2414 | |
105℃ 热损耗% | ≤0.4 | 0.2 | 0.2 | ASTM1509 | ||
125℃ 热损耗% | 1.0 | ASTM1509 | ||||
CTAB吸附表面积m2/g | 42±6 | ASTM3675 | ||||
灰分含量 | ≤0.2 | 0.05 | 0.04 | 1.0 | ASTM1506 | |
筛余物 | 35目筛≤0.001% | ≤0.001 | 0.0003 | 0.003 | 0.001 | ASTM1514 |
325筛≤0.08% | ≤0.08 | 0.0035 | 0.0042 | 0.10 | ASTM1514 | |
PH 酸碱值 | 6.11 | 7.5 | 7.3 | ASTM1512 |