| 1. Made from polypropylene plastic(PP), lightweight, easy to carry and safe to use. |
| 2. Keeps your sample tubes firmly inside while the box is closed. |
| 3. Alphabet and number index for easily tracking the samples. |
| 4. Widely use on holding laboratory tubes or centrifuge tubes. |
| 5.Not afraid of acid and alkali, corrosion resistance, high and low temperature resistance, long service life |
| 6.Unique bottom hole with silicone gasket design, the test tube can be raised and lowered freely, the stability and protection of the tube body are better during use |
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| Applications: Suitable for all kinds of tubes of different volumes |