SHEETROCK Acoustical Sealant

SECTION 2: Hazards identification

EMERGENCY OVERVIEW: ΔWARNING! This product is not expected to produce any unusual hazards during normal use. Direct contact or exposure to high vapor levels may irritate the skin, eyes, nose, throat, or upper respiratory tract. Exposure to high vapor levels of ethylene glycol may cause slight headache, dizziness, nausea, drowsiness, and/or stupor.

Potential health effects

(See Section 11 for more information) ACUTE Direct contact or exposure to high vapor levels during the handling or use of the product may irritate eyes, skin, nose, throat, and upper respiratory tract. Labored breathing may occur after excessive inhalation. If respiratory symptoms persist, consult physician. Inhalation of vapors can be harmful and may cause headache, nausea, dizziness and lightheadedness. Exposure to vapors can cause irritation of eyes, nose, throat and upper respiratory tract. If respiratory symptoms persist, consult Inhalation physician. Breathing of ethylene glycol vapors can cause slight headache, dizziness, nausea, drowsiness, and/or stupor. Exposure to high vapor levels may irritate the nose, throat, or upper respiratory tract. Labored breathing may occur after excessive inhalation. If respiratory symptoms persist, consult physician. Breathing of butyl benzyl phthalate vapors can cause slight headache, dizziness, nausea, drowsiness, and/or stupor. Direct contact or vapors can cause irritation of eyes. If burning, redness, itching, pain or other symptoms persist or develop, consult physician. Airborne dust created when sanding a surface coated Eyes with this product or direct contact can cause mechanical and/or chemical irritation of eyes. If burning, redness, itching, pain or other symptoms persist or develop, consult physicianEthylene glycol vapors may cause slight temporary eye irritation. Butyl benzyl phthalate vapors may cause slight temporary eye irritation. Skin None known. This product is not intended to be ingested. May be harmful if ingested. If accidentally swallowed, Ingestion consult physican. If ingested may cause gastrointestinal discomfort including nausea, vomiting, lethargy, and diarrhea and may be fatal. CHRONIC: Inhalation Animal studies indicate that prolonged and repeated overexposure to ethylene glycol may cause kidney and/or liver damage and birth defects. Overexposure is highly unlikely at concentrations present in this product. Prolonged and repeated exposure to butyl benzyl phthalate may cause nervous system damage. Exposures to respirable crystalline silica are not expected during the normal use of this product; however, actual levels must be determined by workplace hygiene testing. Prolonged and repeated exposure to airborne free respirable crystalline silica can result in lung disease (i.e., silicosis) and/or lung cancer. The development of silicosis may increase the risks of additional The risk of developing silicosis is dependent upon the exposure intensity and duration.None known. Eyes None known. Skin Butyl benzyl phthalate may be absorbed through the skin. Avoid longterm contact of the product with skin. Long-term chronic skin absorption of butyl benzyl phthalate may cause nervous system damage. Ingestion None known. This product is not intended to be eaten. Wash hands before eating. TARGET ORGANS: Eyes, skin and respiratory system.

Principle Routes of Exposure

Inhalation, eyes and skin contact CARCINOGENICITY CLASSIFICATION OF INGREDIENT(S) All substances listed are associated with the nature of the raw materials used in the manufacture of this product and are not independent components of the product formulation. All substances, if present, are at levels well below regulatory limits. See Section 11: Toxicology Information for detailed information. MATERIAL IARC NTP ACGIH CAL- 65 Acetaldehyde 2B 2 A3 Listed Formaldehyde 1 2 A2 Listed 1,4 Dioxane 2B 2 A3 Listed Acetaldehyde 2B 2 A3 Listed Crystalline silica 1 A2 Listed IARC - International Agency for Research on Cancer: 1- Carcinogenic to humans; 2A – Probably carcinogenic to humans; 2B – Possibly carcinogenic to humans; 3 - Not classifiable as a carcinogen; 4 – Probably not a carcinogen NTP – National Toxicology Program (Health and Human Services Dept., Public Health Service, NIH/NIEHS): 1- Known to be carcinogen; 2- Anticipated to be carcinogens ACGIH – American Conference of Governmental Industrial Hygienists: A1 – Confirmed human carcinogen; A2 – Suspected human carcinogen; A3 – Animal carcinogen; A4 - Not classifiable as a carcinogen; A5 – Not suspected as a human carcinogen

Environmental effects

A component of this product, butyl benzyl pthalate meets the definition of a marine pollutant. (See Section 12 for more information.)