... resistant)Low Borosilicate Glass13*100mm Test Tube with screw neck ,pp cap,centrifugal tube,culture media tube,centrifuge tube 1. ... laboratory,laboratory glassware3. Material: Glass4. Test Tube with screw neck ,pp cap5. Available size: 5ml 10ml 15ml 20ml other volumes and ... click our homepage for more products and information, thanks 13*100mm Test Tubes,Sample tubes,Boiling tube,Test Tube Suppliers ...