... (°C): 50-85 Thermal decomposition tempperature(°C):300Activation temperature(°C):100-120 Toxicity: ethal dose 50% for litter white rat: LD50 ... , CaSO4, MgO, Al(OH)3, French chalk, mica powder, crypton, titanium dioxide,wollastonite in powder, pyrophyllite in powder,sepiolite powder,charcoal black ...