NOTE: Clean and dry the centrifuge tube freezer storage box before use. Instruction: It is simple to use, just put the cryogenic bottles into the corresponding rack according to the serial number. Even after long-term storage, the liquid remains clean and contamination-free.3. The freezing tube box is made of highly transparent PP material with a smooth surface, making it easy to observe the sample. Play neverending quiz, memory & brain games to train your thinking Advantage: 1. The centrifuge tube freezer storage box is reusable, acid and alkali resistant, suitable for storing 1.8ml or 2.0ml cryogenic bottles.2. Each... Centrifuge Bottles Products InstructionIt is simple to use, just put the cryogenic bottles into the corresponding rack according to the serial number. The Centrifuge tube freezer storage box is a good helper for storing frozen sample tubes or centrifuge tubes in laboratory experiments. SpecificationMaterial: PolypropyleneColor: RedApplicable Capacity: 1.8/2.0mlHole Size: 12.5 x 12.5mm / 0.49 x 0.49Inch (L*W)Overall Size: 75 x 75 x 50mm / 2.95 x 2.95 x 1.97Inch (L*W*H)Number of holes: 25 WellPackage List: 3 x Centrifuge tube freezer storage boxAdvantage1. The centrifuge tube freezer storage box is reusable, acid and alkali resistant, and suitable for storing 1.8ml or 2.0ml low-temperature bottles.2. Each bracket is marked with a corresponding number to facilitate recording and searching of sample information. Application: The Centrifuge tube freezer storage box is a good helper for storing frozen sample tubes or centrifuge tubes in laboratory experiments. Freezer Racks 25/ 50-Well; Centrifuge Tube Racks; PP; ISO/CE; Laboratory Racks; - 25/ 50-Well Vial Storage Case For Refrigerator