Description

Adjustable elastic strap and ventilation ports distinguish these clear safety goggles for chemistry

5m optical bench

Used to step a class through wave superposition and beat frequencies

Test Tubes

ASTM Class B Borosilicate Glass Volumetric Flask with Snap Cap, Blue Graduations Capacity:1000mL Adjustable elastic strap and ventilationSnap fit plastic cap seals the flask without a ground glass joint, matching ASTM Class B tolerance for student bench dilution and stock preparation.

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ASTM Class B Borosilicate Glass Volumetric Flask with Snap Cap, Blue Graduations Capacity:1000mL Adjustable elastic strap and ventilation

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