Document jy8zZJOEJ4GMmODan8rY88by9

ALUMINUM COMPANY OF AMERICA ALCOA BUILDING PITTSBURGH. PENNSYLVANIA 15219 v ALCOA ENVIRONMENTAL DATA Product Name(s) Alcoa Aluminas - Al, A2, A3 A5, A10, A12, A13 AIL, A15. A16, A17, XA139. XAlbl, A301, A302. A303, A305- Chemical name or type Calcined Alumina___________________________________________ Chemical formula AI2O3 1. Composition and properties: 1.1 Composition Calcined.aluminum oxide (alumina) having normal maximum levels of other metals as follows: Antimony Arsenic Bismuth Cadmium Chromium Copper Lead Manganese Mercury 1 part per million 1" 5 parts 5" 2" 5" 20 parts per billion and no detectable levels of the following materials: Amines (low molecular weight) Cyanides (inorganic) Phenols (monomeric) 1.2 Physical form Amorphous powder 1.3 Color White______________________ 1.1*. Specific Gravity 3-6 - 3-9 1.5 Bulk density Lfl - 63 lb./ft.3 F3S-13201 January, 1972 1 6869 1.6 Solubility In water Insoluble, very slightly soluble In acids and alkalies. In other solvents Insoluble In organic solvents. 1.7 Odor None _______ 1.8 Melting point 3700 F_______ 1.9 Corrosivity non-corrosive 1.10 Explosive limits None________ _ 1.11 Chemical activity when exposed to: Air None Water None_______ __ Heat None Strong oxidizers None 1.12 Products formed in event of exposure to: Heat None' Fire None Physiological effects _________ ______________ _ 2.1 Toxicity '*By Ingestion, negligible. By inhalation, low.11 "Hygienic Guide Series - Aluminum and Aluminum Oxide" issued by the American Industrial Hygiene Association._________________________________________ 2.2 Irritation Primary irritant7 No Sensitizer? No_______ l o 1 687 2.3 Verting properties Odor None Irritation None 2. L Chronic hazard? None___________* 2.; Threshold Licit Value For "ir.ert" or r.ulsar.ee particulate 10 rg/.'-:3 or 30 nppcf, yhithever is lover ter AC0IK Tr.resholi Licit Values of Airborne Contaxlr.ar.ts, Notice of Ir.ter.~iei Changes, ______________ ;. Food Additives Acendner.t Status Not applicable ?econtended Practices for Use , 1.1 Operations Handling equipuent should be designed to heer airborne dust to nir.irus for vorher eonfort. b.2 Proteotive eq.uipr.ent Mechanical filter respirators r.ay be helpful for employee eonfort if airborne dust oar.r.ot be nininized. u.3 ?.es tior.s on discharge to atnosphere It locally applicable regulations for particular* enissior.s. 1 6 8 71