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In addition to air conditioning refrigerant, R134A can also be used as refrigerator refrigerant,

CAS No.75-09-2 99.9% Dichloromethane is mainly used in film production and medicine in China. The

The abc dry powder fire extinguisher should be checked once a month, and the pressure gauge should

R134a, as the most widely used medium and low temperature environmental protection refrigerant, has

the long-term substitute of R22, which has no destructive effect on the ozone layer of the

R410A new refrigerant is composed of two quasi-azeotropic mixtures, mainly composed of hydrogen,

R32 refrigerant is a new type of environment-friendly refrigerant, which does not contain chlorine

R290 is used as refrigerant for central air conditioning, heat pump air conditioning, household air

It is specially used for copper pipe welding, tin welding and rapid defrosting in the refrigeration

R-410A refrigerant steel cylinder is a pressurized container. It should be stored away from

MAPP gas (commonly known as yellow gas and Manpu gas) is a special gas mixture used for brazing and

R407c has the characteristics of cleanness, incombustibility and good cooling effect, and is widely