BLOGS
February 12, 2026R404A. R134a. R1234yf. R410A. If you work in HVACR, these strings of letters and numbers roll...February 12, 2026We rarely think about them. They hide inside copper coils, sealed away behind steel panels. Yet...February 12, 2026If you’ve ever walked past a supermarket freezer aisle or enjoyed a cold drink from a vending...
Second Refrigerant
R22
Third Generation
R32
R23
HFC-143A
R134A
HFC-125
R152A
Blended Refrigerant
R404A
R407C
R410A
R507A
Fourth Generation
R1234yf
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© 2026 Shandong Do Sender Chemicals Co.,Ltd. All rights reserved.
Sales Office Address：No. 66, Zhongrun Avenue, Zhangdian District, Zibo City, Shandong Province,China.
Manufacture Facility: Fine Chemical Industry Park, Zhangdian District, Zibo City, Shandong Province,China.