Eisco Labs - Graduated Cylinder, 50mL - ASTM, Class A - Tolerance ±0.25mL - Protective Collar, Hexagonal Base - Blue Graduations - with Individual Work Certificate - Borosilicate 3.3 Glass

INDUSTRIAL QUALITY || 50mL graduated cylinder is made of high quality, borosilicate 3.3 glass. Can withstand high temperatures and thermal shocks. HEAVY DUTY || Cylinder features a hexagonal base for maximum stability and is fitted with a removable, plastic protective ring to absorb shock in case it’s knocked over. CALIBRATION CERTIFICATE || Includes calibration certificate satisfying the specified requirements of ASTM E1272 Class A laboratory glassware per ISO/ASTM standards. BLUE GRADUATIONS || Easy to read, blue labeled graduations every 10mL and blue enamel markings every 1mL. GREAT FOR PROFESSIONAL LABORATORIES & CLASSROOMS || Designed for use in professional laboratories, but is an ideal choice for science classrooms or household use. 50mL capacity measuring cylinder made of high quality, heavy duty borosilicate 3.3 glass. Hexagonal base for extra stability. Class A tolerance, ±0.25mL as per ISO/ASTM. Fitted with a plastic, hexagonal bumper guard to prevent breaking or chipp