Masterflow 928

SECTION 2: Hazards identification

OSHA PHYSICAL

Health hazards

FLAMMABILITY 2* 0 1 WHMIS Class D2B E

Principle Routes of Exposure

Ingestion Inhalation Eye contact Skin contact Effects of Overexposure Inhalation Inhalation of dust can cause coughing and labored breathing and possible temporary but reversible irritation on mucous membranes and respiratory tract. Skin Can cause slight to moderate irritation due to abrasive action. In combination with water, repeated or prolonged dermal exposure can cause moderate to severe alkali burns. Eyes Can cause severe irritation, redness, tearing and blurred vision. Prolonged or repeated contact can cause burns and possibly corneal injury. Ingestion Irritating to mouth, throat and stomach. Chronic exposure This product contains Crystalline (quartz) Silica which has been listed as a human carcinogen by NTP (Group 1) and IARC (Human Carcinogen) and a Suspected Human Carcinogen by ACGIH (catagory A2). Repeated or prolonged over exposure to free respirable Crystalline (quartz) silica can cause silicosis or other delayed and serious lung injury. Repeated or prolonged overexposure to free respirable silica can cause silicosis or other delayed and serious lung injury. Carcinogenicity ACGIH IARC NTP OSHA SILICA, CRYSTALLINE QUARTZ Suspected human Human carcinogen. N.E. carcinogen. PORTLAND CEMENT N.E. LIMESTONE N.E. CALCIUM OXIDE N.E. GYPSUM N.E. SILICA, AMORPHOUS N.E. Classification not N.E. possible from current data. MAGNESIUM OXIDE Not classifiable as a N.E. human carcinogen.