SDS

SDS No. GB-5002
Safety Data Sheet Ready Mix Joint Compounds
Page 6 of 7
Carcinogenicity Not available
This product contains crystalline silica (quartz) as a naturally occurring impurity in some of the raw materials. The International
Agency for Research on Cancer (IARC) classifies crystalline silica inhaled in the form of quartz or cristobalite from occupational sources
as carcinogenic to humans, Group 1. The National Toxicology Program (NTP) classifies respirable crystalline silica as a substance which
may be reasonably anticipated to be a carcinogen. OSHA does not regulate crystalline silica as a human carcinogen.
Some products may contain attapulgite clay. IARC classifies attapulgite (long fiber) carcinogenic to humans, Group 2B. Attapulgite is
not classified as a carcinogen by NTP or OSHA.
Exposures to respirable crystalline silica are not expected during the recommended use of this product. However, actual levels must
be determined by workplace Industrial Hygiene testing.
Reproductive effects Not available
Specific target organ toxicity –
single exposure Not available
Aspiration toxicity Not available
(a) Ecotoxicity (aquatic and terrestrial, where available): This product does not present an ecological
hazard to the environment.
(b) Persistence and degradability: Unknown
(c) Bioaccumulative potential: Limestone is a naturally occurring mineral. Biodegradation and/or
bioaccumulation potential is not applicable.
(d) Mobility in soil: Unknown
(e) Other adverse effects (such as hazardous to the ozone layer): None known
This material is not considered a hazardous waste. Dispose of according to Local, State, Federal, and Provincial Environmental
Regulations.
This product is not a DOT hazardous material
Shipping Name: Same as product name
ICAO/IATA/IMO: Not applicable
All ingredients are included on the TSCA inventory.
Federal Regulations
SARA Title III:
Not listed under Sections 302, 304, and 313
CERCLA: Not listed
RCRA: Not listed
OSHA: Dust and potential respirable crystalline silica generated during product use may be hazardous.
State Regulations
California Prop 65: Respirable crystalline silica is known to the state of California to cause cancer. Industrial hygiene monitoring
during recommended use of this product failed to identify any respirable crystalline silica.
Canada WHMIS
All components of this product are included in the Canadian Domestic Substances List (DSL).
Crystalline silica: WHMIS Classification D2A
SDS Prepared by: National Gypsum Company
Section 12: Ecological Information
Section 13: Disposal Considerations
Section 14: Transport Information
Section 15: Regulatory Information
Section 16: Other Information