zhaoqiangseal
Mechanical Seals for Pharmaceutical Industry
Mechanical Seals For Pharmaceutical Industry, Pharma...
pharmaceutical mechanical seals

Sterility Requirements
Mechanical seals are essential for maintaining sterility in pharmaceutical processes where they are used to seal pumps, valves and other equipment handling sterile fluids. https://images.plurk.com/4chaSoS7eiXsljNP4Xh84U.jpg
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