Corning Pyrex 9820-13 Borosilicate Glass Round Bottom 9mL Reusable Rimless Wasserman Culture Tube, 13mm OD x 100mm Length (Pack of 72)

PYREX disposable rimless culture tube with a round bottom Borosilicate glass to reduce pH changes and contaminants potentially leached from soda-lime glass Easy-to-open - easy-to-use dispenser packs No cap Non-sterile; disposable; single use Features PYREX disposable rimless culture tube with a round bottom Tube 60820-can be used for Kahn tests.

Tube 608206 can be used for Wasserman tests.

Without rim.

All tubes feature a white marking spot, with the exception of 6mm and 22mm tubes.