中文名称:火山灰粉
中文别名:轻石
CAS No:1332-09-8
EINECS号：603-719-3
分子式:C28H37FO7
沸点:603.2±55.0 °C at 760 mmHg
闪光点:318.6±31.5 °C
折射率:1.550
密度:1.2±0.1 g/cm3
外观灰色-棕色 粒状的 石头
用途:A highly porous igneous rock, usually containing 67–75% Si O2and 10–20% Al 2 O3, with a glassy texture. Potassium, sodium, and calcium are generally present. Insoluble in water, not attacked by acids.
安全说明:24/25