May 14, 2008

MSDS Sheets/Gas Suppliers/Chemical Information
Dupont
Air Products
BOC Gases
Scott Gas
Matheson Tri-Gas
ChemFinder.com

Regulatory/Approval Bodies
NIOSH
Ontario Ministry of Labour
BC Workman's Comp
ULC
CSA
TSSA)
IAPA
UL

Industry Associations/Standards
ASHRAE
ISA
ANSI
BOMA
ISO
Association of Consulting Engineers of Canada
Consulting Engineers of Ontario
Canadian Construction Association