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1. Clear with Graduation: The walls of the cup are very clear and smooth and the volume scale is clearly engraved so you can easily use and observe the samples in the tube.
2.Good sealing: The screw-on lid makes it easy to tighten after filling the samples and tight seal for easy access to samples.
3. Capacity: Capacity is about 1.4 fl oz (40 ml) and contains 10 pieces.
4.Material: Made of well treated material and can hold most samples and liquids.
5.Application: Suitable for laboratories, testing facilities, personal inspection, home, biological research, chemical research