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 chipping.

Cylinder stands 7.75" tall, with a base measuring 2.25" wide. Inner diameter of the cylinder body measures 0.89", and the outer diameter measures 0.99".

Autoclavable, with superior chemical durability. Low temperature gradient - can withstand high temperatures & thermal shocks. Eisco Labs borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C.

Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.