United Scientific Supplies Inc. Graduated Cylinders, Double Scale, Borosilicate Glass, 250ml

Graduated Cylinders, Glass, Class B 250mL, Pk/12
Cylinders comply with ASTM E-1272, Class B standards. Double metric scale, calibrated to contain. Borosilicate glass cylinders with pour spouts feature heavy uniform wall tubing and strong, stable, hexagonal bases. All cylinders come with bumper guards.