5 oz can is equal to 13oz 
DO NOT USE IN AMMONIA SYSTEMS!
DO NOT PULL A VACUUM ON THE A/C SYSTEM.
If you plan to pull a vacuum or are charging a larger system or dual air system such as on a van, suburban, or SUV, use Enviro-Safe Industrial R134a Replacement refrigerant. 
Enviro-Safe R134a Replacement with Dye can be used in all R134a applications, including pre-1994 automotives that have complied with the US EPA Snap regulation. 
Bring your a/c performance back to the original cold air!
This is the original Enviro-Safe Refrigerant that we first introduced over 20 years ago.
1 can of Enviro-Safe R134a Replacement refrigerant is equal to 1lb of R134a.
Operates at lower head pressure
Offers improved cooling properties and performance
Compatible with most refrigerant oils
Non Ozone depleting
Non Global warming
R134a can thread
Flammable to an open flame or spark and proceed with caution if used in systems designed for non-flammable refrigerants.
 
Enviro-Safe carries a guarantee that Enviro-Safe™ Industrial R134a Replacement Refrigerant will not harm air conditioning, compressors or other related mechanical equipment when used in accordance with Enviro-Safe directions.