... we can assure quality the specification of talcum powder: Specification SuperHighStandardwhiteness ≥(%)908876(Calcine whiteness)≥(%)919088(SiO2 ... making paper, plastic, medicine, paint, rubber, food etc., are sold to 15 provinces and zones in China ,and Japan, ... lubricant and as thickener in Rubber, Paint, Plastic, Paper and Cosmetic Industries as a filler / extender.the specification of talcum powder: