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NALGENE Check Valve High-Density Polyethylene For use in vacuum lines and to prevent back pressure in filter flasks. Not for use with liquids. Tubing connections are 1.9cm long and fit 0.6-0.8cm ID tubing. Handles temperatures up to 82.2[degree]C. Works b
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NALGENE Check Valve High-Density Polyethylene For use in vacuum lines and to prevent back pressure in filter flasks. Not for use with liquids. Tubing connections are 1.9cm long and fit 0.6-0.8cm ID tubing. Handles temperatures up to 82.2[degree]C. Works b
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