20PCS 25ml Glass Tubes with Cork Stoppers,20×180mm Round Bottom Test Tube for Scientific Tests,Candy,Bath Salt,Cultivated Plants

Features:

• Product Content 20pcs 25ml cork stopper round bottom glass test tubes.
• Capacity 25ml.Tube size 20 180mm.Clear test tube length 17.8cm 7inThe INNER diameter of tube is 0.7in
• Usage Glass test tube can be used to store candy,granular food materials,liquid,sample,powder or cultivated plants.The transparent test tube is suitable for various scientific tests.
• Material Glass test tubes can be heated.Test tubes are made of borosilicate glass.
• Features The cork has a good seal and the cork stopper test tubes can be used repeatedly after cleaning.