30pcs 45ml Glass Test Tubes 20 x 200mm with Cork Stoppers and Brush for Scientific Experiments and Plant Propagation Test Tubes
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Product Details
Widely uses: Test tubes can meet the needs of daily scientific testing, also good as a perfect storage container for storing beads, spices, liquids and bath salt. They can also be used to grow plants, decorate Halloween or various theme parties, etc.
Material: Glass test tubes are made of borosilicate glass, heat resistant, and test tube is reusable after cleaning
Features: The cork stopper has a good seal to isolate air and liquid, prevent the content inside leaking out.
Size: 20×200mm/0.8" × 7.8", capacity: 45ml (Outside Diameter: 0.8in / 20mm; Inner Diameter: 0.7in / 18mm; Wall Thickness:0.04in / 1.1mm)
Package: Package included 30 pack 45ml glass test tubes with cork stoppers and 1 brush