Scientific Machine (SciMac) is your source for High-Quality PTFE laboratory products

Fine Flow, Metering, NMR Tube Inlet

3 Item(s)

Set Descending Direction
per page

List  Grid 

  • 571 - Metering Valve, Hi-Vac, PTFE Protected O-rings

    SciMac’s Metering valve has our PTFE Jacketed O-Ring design with an extended tip on the valve stem to allow needle like control of gases and liquids. The Teflon Jacketed O-ring design stem provides an excellent vacuum tight seal. Cap and valve stem are permanently connected creating stronger assembly. Fine Control 0-4 Replacement Glass Order: 400-01-G

    Starting at: $21.89

  • 587 - Fine Flow PTFE Hi-Vac Valve Stopcock

    A 2mm Bore grease free Stopcock designed so that only PTFE and Borosilicate glass are in contact with liquids and gasses. Our innovative Valve allows finer flow adjustment of liquids and gases by adjusting the pressure on the inner core producing a tighter seal. Excellent for use in construction of burettes and addition funnels.

    Starting at: $28.60

  • 595 - Inlet Valve PTFE Hi-Vac Valve, PTFE Protected O-rings

    SciMac’s Venting Valve has been designed to be a vent or inlet valve for vacuum systems. Our valve does not require any type of grease or sidearm since the valve has a bore that runs through the plug. The serrated hose connection for attachment to the vacuum or inert gas source is part of the valve body. The primary seal is accomplished on the precision tooled seat with the shaft seal being made with our original PTFE Jacketed O-Ring design. The bore is 4mm with the hose connection having an OD of 8mm. The control cap is made of Delrin.

    Starting at: $11.00

3 Item(s)

Set Descending Direction
per page

List  Grid