Product Description
The Globe Scientific Screw Caps with O-Ring for Sample Tubes, P/N 6137, are made of polypropylene, providing the same coefficient of expansion as the tubes. This along with a polypropylene inner lip ensures a leakproof seal, even at changing temperatures.
Features
- With silicone o-ring,
- Long skirt and a super-fast thread design that allows them to be removed or sealed with a single turn,
- Available in eight different colors,
- Packaged 1000 caps per case.
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