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T500 Screw Caps for Internal Thread Sample Tubes

Polypropylene Screw Caps are available either with or without a silicone washer between the cap and the tube to ensure a positive leakproof seal at all temperatures.  The cap features a long skirt and a super-fast thread design allowing it to be removed or screwed on with a single turn.

  • Autoclavable
  • Withstands temperatures from -196 °C to 121 °C
  • Available in 8 different colors
  • Packaged 1000 per pack