{"product_id":"18-pack-glass-test-tubes-with-cork-stoppers-25x120","title":"18 Pack Glass Test Tubes With Cork Stoppers 25x120mm Flat Bottom Borosilicate Lab Grade Heat Resistant Science Tubes For Experiments And Home Lab Use 45ml Capacity","description":"\u003cdiv\u003e18 Pack Borosilicate Glass Test Tubes with Cork Stoppers\u003cbr\u003e\n✔️ 25x120mm, 45ml capacity, flat bottom, borosilicate glass \u003cp\u003eThese 18-pack glass test tubes are made from borosilicate glass for heat resistance and reliability. They come with cork stoppers and a flat bottom, making them handy for experiments, sample storage, and hobby science at home or in class.\u003c\/p\u003e \u003cp\u003e✅ 18-pack set of flat-bottom glass test tubes with cork stoppers\u003cbr\u003e✅ Outer diameter 25 mm; inner diameter 21 mm; length 120 mm\u003cbr\u003e✅ Volume 45 ml per tube; borosilicate glass for heat resistance\u003cbr\u003e✅ Reusable after cleaning; cork stopper provides a seal and rotate to tighten\u003cbr\u003e✅ Wrapped in thick sponge for safe packaging\u003c\/p\u003e \u003cp\u003e💡 What is a glass test tube with cork stopper used for in experiments and home labs? These handy glass tubes help users store and observe small samples in controlled conditions.\n- storing liquids and powders in small volumes\n- cork stopper provides a seal and can be rotated to tighten\n- borosilicate glass resists heat for light heating tasks\n- flat bottom keeps tubes stable on benches\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49138630066411,"sku":"VXB0777KWCPH","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71HOVKLQTAL.jpg?v=1785667156","url":"https:\/\/vxb.com\/products\/18-pack-glass-test-tubes-with-cork-stoppers-25x120","provider":"VXB Bearings","version":"1.0","type":"link"}