ITEM NAME:5 pcs 15 ml Plastic Measuring Cylinders Centrifuge Tubes Labortest with cap W9Q3 5 pcs 15 ml Plastic Measuring Cylinders Centrifuge Tubes Labortest with cap W9Q3 Plastic measuring cylinders for laboratory test Sharp bottom design with screw caps for samples, food colors, craft use etc. These have been manufactured for use as centrifuge tubes and are therefore leak-proof. The non-wetting inner surface eliminates concave menisci, more accurate measurements. Characteristics: The high-performance plastic is autoclavated. The change from glass cylinders to the plastic equivalents globes greatly reduce fracture and the potential for injuries. Chemically resistant to most acids, bases and many common solvents Technical specifications: Graduated in 0.5 ml Size: 15 ml Depth: approx. 12 cm/ 4.72 inch Internal diameter: approx. 15 mm/ 0.59 inch Material: plastic Main color: transparent Cap color: occasional package includes: 5 x centrifuge tubes Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.