TR-19 Block Insulation, TR-19HS Block Insulation, TR-19N Block Insulation, V-19 Block Insulation,

SECTION 2: Hazards identification

OSHA HCS 2012 a - Classification of the chemical in accordance with paragraph (d) of §1910.1200 The U.S. Occupational Safety and Health Administration (OSHA) Hazard Communication Standard (HCS) 2012 indicates that IARC Group 1 corresponds to OSHA HCS 2012 Category 1A carcinogen classification (see, e.g., §1910.1200, Appendix F, Part D). b - Signal word, hazard statement(s), symbol(s) and precautionary statement(s) in accordance with paragraph (f) of §1910.1200 Under OSHA HCS 2012, crystalline silica (inhaled in the form of quartz or cristobalite from occupational sources) is classified as a GHS category 1A - Known human carcinogen.

Signal word

Danger

Hazard statements

May cause cancer by inhalation.

Precautionary statements

Do not handle until all safety instructions have been read and understood. Use respiratory protection as required; see section 8 of the Safety Data Sheet. If concerned about exposure, get medical advice. Store in a manner to minimize airborne dust. Dispose of waste in accordance with local, state and federal regulations. Emergency Overview Respirable dust from these products may contain crystalline silica, which is known to cause respiratory disease. (See Section 11 for more information) c - Describe any hazards not otherwise classified that have been identified during the classification process Prolonged/repeated inhalation of respirable crystalline silica may cause delayed lung injury (e.g.: silicosis, lung cancer). d - Mixture Rule