Tubes

Pyrex® Brand Rimless Test Tubes

Fire-polished ends. Walls and bottoms are uniform thickness. Large marking spot on each tube except 6, 22 and 25 mm OD tubes.
Pyrex® Brand Rimless Test Tubes
Fire-polished ends. Walls and bottoms are uniform thickness. Large marking spot on each tube except 6, 22 and 25 mm OD tubes.