PYREX® Centrifuge Tubes, Cylindrical Type, 16 x 90 mm, 40 Pack
Manufactured from borosilicate glass 3.3, Cylindrical type, round base, Uniform glass distribution in wall and base for improved strength, Can be centrifuged at RCF values up to 3000, Caution: Always examine tubes before use. Do not use if scratched, chipped or abraded.