20pcs Non-Graduated Test Tubes Laboratory Test Tool with Screw Caps

Features:

Plastic test tubes for laboratory tests
Round Bottom with screw caps on the top
Ideal for samples, food colourings, craft use, etc. These were manufactured for use as centrifuge tubes, and hence are leak-proof.
The non-wetting interior surface eliminates concave menisci, providing more accurate measurements
Switching from glass cylinders to Globe's plastic equivalents will greatly reduce breakage and the potential for injury
Chemically resistant to most acids, bases and many common solvents

Specifications:

Test tube Height: Approx. 10cm / 3.94inch
Bottleneck inter diameter: Approx. 1cm / 0.39inch
Bottleneck outer diameter: Approx. 1.2cm / 0.47inch
Material: Plastic
Test tube Color: Transparent
Cap Color: Random

Package Includes:

20 x Plastic Test Tubes