The DSP-1 type valve is an entirely new type of valve for clean gas cylinders, especially developed in accordance with the specifications for ultra-high purity gases in super clean rooms of the Electric Communications Laboratory of Tohoku University.

  • Complete & Quick purging of residual gas
  • Outside screw structure to prevent particle contamination
  • Minimum particle generation
  • New connection between Cylinder and valve
  • Minimum dead zone
  • Ultra high precision polishing
  • High-temperature baking (Max.392F/200ºC)

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