Eisco Labs - 30mL Class A Volumetric Flask, NS 10/19 Stopper, Polyethylene Stopper, Borosilicate Glass, with Individual Work Certificate for Analytical Chemistry, Pharmaceutical, and Lab Use

• CLASS A CERTIFIED FOR ACCURACY || Ensures the highest level of accuracy for small-volume solution preparation, providing precise measurements for laboratory use.
• NS 10/19 STOPPER INCLUDED || Features a polyethylene stopper for an airtight seal, preventing evaporation of stored solutions.
• INDIVIDUAL WORK CERTIFICATE || Each flask includes a certificate verifying that it meets Class A standards, ensuring reliable volume measurement for critical lab applications.
• BOROSILICATE GLASS CONSTRUCTION || Made from durable, heat-resistant borosilicate glass, ideal for use in both hot and cold laboratory conditions.
• PERFECT FOR SMALL-SCALE EXPERIMENTS || 30mL capacity is ideal for preparing precise volumes of solutions in titrations, dilutions, and buffer preparations in research, educational, and quality control labs.

The Eisco Labs 30mL Class A Volumetric Flask with NS 10/19 stopper is perfect for precise solution preparation in professional laboratories. Made from borosilicate glass and featuring an individual work certificate confirming Class A standards, it ensures accurate volume measurement for analytical chemistry, pharmaceutical research, and more.

5" height with stopper
1.5" wide flask
1" wide stopper
9mm inner diameter neck
14mm outer diameter neck