Description
NOT AVAILABLE FOR SAMPLES
Features:
- Product Content:20pcs 40ml cork stopper round bottom glass test tubes.
- Capacity: size:20×180mm.Clear test tube length:17.8cm/7in.The 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.