... 99.8%, --metal's slow corrosion water treatment chemical 2) low poison, LD50 for small mouse is 965mg/kg 1,2,3 ... fine granular, powder. Properties:It's bitter, odorless, boiling point is 204°C(15mmHG),soluble in alcohol, benzene, toluene, chloroform and ... anstatic electricity,photographic antifogging agent,copper mine flotation,metal's slow corrosion etc. Safety properties:It's not inflammable or ...