Perlite

RN = 12427-27-9
HM = *Aluminum Oxide
HM = *Silicon Dioxide
II = Dental Prophylaxis
PI = *ALUMINUM (71-78)
PI = ALUMINUM OXIDE (78-82)
PI = OXIDES (71-78)
SO = J Occup Med 17(5):304;1975
SO = J Occup Med 18(11):723;1976
FR = 30
NO = siliceous volcanic rock composed of silicon dioxide & aluminum oxide
DA = 19710101
MR = 20000404
UI = C003076