Burette, Acrylic, 50mL - Class B - 0.5mL Blue Graduations - With PTFE Key Stopcock Category_Science Gifts 25-inch Atwood machine with two

25-inch Atwood machine with two 2-inch blue-plastic pulleys on an aluminum rod

Aluminum 40cm precision force table with tapped pulley positions and central ring assembly for resolving and composing force vectors under equilibrium conditions

Needle valve and flame stabilizer add precision control to this nickel-plated micro Bunsen burner running on natural gas for small-flame work

the unit also runs as a motor on 6-8V DC for energy conversion demos

Pair of 12 by 3

Burette, Acrylic, 50mL - Class B - 0.5mL Blue Graduations - With PTFE Key Stopcock Category_Science Gifts 25-inch Atwood machine with twoShatter resistant acrylic burette with a PTFE key stopcock and Class B accuracy per DIN ISO 385, compatible with dilute acids, bases, and aqueous titrants.