National Refrigerants, Inc.
Independent worldwide distributor of refrigerants and associated refrigerant management services.
http://www.refrigerants.com

Thermodynamic diagrams of alternative refrigerants for refrigeration, air conditioning and heat pump
Thermodynamic diagrams for environmentally friendly refrigerants of R134a, R227, R407C, R407B, R410A, R507, HX4, R290, CARE 50, CARE 30, hydrocarbons
http://www.geocities.com/ichen98/index.html

Autofrost
Supplier of air conditioning refrigerants.
http://www.autofrost.com/

AutoRefrigerants, Inc.
refrigerant, freon, freeze 12, envirosafe, freon replacement, hydrocarbon refrigerants, automotive air conditioning, r12 freon, 134a conversions, refrigerants, enviro-safe, auto refrigerants
http://autorefrigerants.com/

Refrigerant Page
A11 Buy refrigerants on line
http://www.refrigerant.net

CFC Refimax
Refrigerant Solutions for the environment including recovery, reclamation and re-sale of CFC refrigerants.
http://www.refimax.com

Dynalene
Dynalene Heat Transfer Fluids - supplier of Coolants, secondary refrigerants, inhibited propylene glycol, inhibited ethylene glycol, dynalene bioglycol, dynalene hc, glycol and industrial coolants.
http://www.dynalene.com/

Baltic Refrigeration Group
Distributes products used in the refrigerating and air conditioning industry, including refrigerants, oils, alloys, and equipment components. Located in Latvia.
http://www.brgroup.lt

CARE
Europe's brand of hydrocarbon refrigerants manufactured in the UK by Calor Gas Refrigeration, available to the air conditioning and refrigeration markets.
http://www.care-refrigerants.co.uk/

Herguth Testing Labs
Herguth offers testing services for lubricants, tribology, condition monitoring, oil, fuel, grease, coolants, refrigerants, and other analyses.
http://www.herguth.com/