Classification: Laboratory Cylinder Material: Boro 3.3 glass Capacity: 5-2000ml Certificate: CE,ISO Color: Clear,Transp SpecificationsGraduated Cylinder 1. By high 3.3 boro glass with blue, brown or white graduations2.flat base3.Good quality4. Different size are available5. Clear,Transparent,Easy to read6. Profassional manufactyre graduated cylinder