US$ 13.00
and 0-50 psi / 0-3
5-inch grounded brass disc
mounted to a total length of 4
Zinc alloy LPG Bunsen burner with flame stabilizer ships with a 2-foot neoprene gas hose for immediate bench setup in chemistry classrooms
these aluminum 4-inch overflow cans come in pairs for paired-station Archimedes-principle and density investigations
4.75" St. Louis Motor Demonstration Apparatus Handle Type_Wood and 0-50 psi / 0-3Exposes every moving part of a two pole armature rotating between permanent magnets on an open 4 inch plastic base, running on 3 6V DC to illustrate both motor and generator operation.
US$ 13.00
US$ 19.99
US$ 15.00
US$ 15.00
US$ 19.99
US$ 30.00
US$ 30.00
US$ 32.99