... heat, no hemolysis, no stimulation, sensitization. (note: after sterilization, asepsis)Physical properties:1.tapered joint: 1962.1 GB/T, GB/T 1962 ... .sealing: 0.3 Mpa liquid pressure, 15 S should percolationlessChemical properties:1.reduction of material inspection and blank liquid, potassium permanganate ...