• CLASS A, ASTM E288 || Class A Tolerance, as per ASTM E288 standards
• 3 PIECE SET || Set includes three Volumetric flasks. 10ml, 25ml & 50ml capacities. Each flask includes a glass penny stopper, and features a single, white graduation mark
• INDUSTRIAL QUALITY, SUPERIOR HEAT & CHEMICAL DURABILITY || Microwavable & autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Made of high quality Borosilicate 3.3 glass. Designed for use in professional laboratories, but is ideal for classroom, garage and home use
• SAFETY PACK || Set is packaged in a custom fit, thick foam casing, for safe storage and worry free transport
• MANUFACTURED BY EISCO LABS || 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

Three piece Volumetric Flask set made of high quality Borosilicate 3.3 Glass. Includes three flasks with 10ml, 25ml & 50ml capacities. Class A Tolerance, as per ASTM E288 standards. Each flask includes a glass penny stopper, and features a single, white graduation line. Set is packaged in a custom fit, thick foam casing, for safe storage and worry free transport.

Measurements:
(10ml) 4.2″ tall, 1.1″ wide base. Neck, 12mm diameter neck. #9 Stopper.
(25ml) 5″ tall, 1.5″ wide base. Neck, 12mm diameter neck. #9 Stopper.
(50ml) 6.3″ tall, 2″ wide base. Neck, 16mm diameter neck. #13 Stopper.

Microwavable and 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.