Eisco Labs Narrow Mouth Glass Reagent Bottle with Glass Stopper

• INDUSTRIAL QUALITY - Reagent Bottle made from clear, heavy-duty borosilicate 3.3 glass with excellent durability and chemical resistance
• GRADUATED - 250mL capacity with easy-to-read white enamel printed graduation lines every 25mL
• NARROW MOUTH WITH STOPPER - Features a narrow neck with a 19/26 ground joint fitted with a solid glass, flat head stopper
• MEETS INTERNATIONAL STANDARDS - Conforms with ISO 4796-2 standards for the storage of liquid or solid chemicals and reagents in general laboratory use
• GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD - Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use

Reagent bottle is made from heavy-duty borosilicate 3.3 glass, has a 250mL capacity, and features white enamel printed graduation lines every 25mL. Narrow-mouth with a 19/26 ground glass joint and includes a solid flat head glass stopper. Conforms with ISO 4796-2 standards for the storage of liquid or solid chemicals and reagents in general laboratory use. Overall size: 5.5"H x 2.8" dia.

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