What is the difference between industrial air conditioner refrigerant 142 and R12?
In the Montreal protocol, R22 was limited to elimination in 2020 and R123 was limited
Mainly including R22, R123, R141b, R142b and so on. The ozone layer destruction coefficient is only a few percent of R11. Therefore, at present, HCFC substances are regarded as the most important transitional substitutes for CFC substances.
Two is hydrogen chloride fluorine hydrocarbon product, referred to as HCFC
First, CFC products, referred to as CFC. Mainly including R11, R12, R113, R114, R115, R500, R502 and so on, due to the destruction of the ozone layer and the largest, was classified as a controlled substance by the Montreal protocol.
