This gas is perfect for the Japanese models, which cannot work on the green gas at all.
With HFC-134a, they work perfectly.
The most reliable way to find out whether a particular gun model could work on some variety of gas is to contact your customer service representative or go through the instruction manual of the gun.
The green gas cannot tolerate higher temperatures where HFC-134a airsoft gas works on the air soft guns perfectly. In some countries, one needs to switch between both the gases through out the year using one gas in one climate and the second gas in another.

Technical Reference:
Contents: CH2FCF3
Volume: 500ml

Item Weight (gram) : 364
Tall : 225mm
Manufacturer : SAPH

***(Sell for local only)