Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases. Withstands temperatures up to 121 C. Holds 36 Tubes, size 13mm. 6X6 Format
Premium Clamp - Three Prong with Bosshead, Made of high grade zinc alloy and powder coated alloy with all metal adjustment screws, 3 Vinyl Coated Clamp Fingers, 6 cm maximum clamp opening, Bosshead accepts up to 18 mm rods
Premium Clamp - Two Prong with Bosshead, Heavy duty spring loaded clamp jaw with dual screw adjustment to fine tune any fitting, 2 Vinyl Coated Clamp Tongs, 7 cm maximum clamp opening, Bosshead accepts up to 18 mm rods, mounted on swivel boss head
Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases. Withstands temperatures up to 121 degree C. Holds 24 Tubes, size 16mm. 4X10 Format
Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases, Withstands temperatures up to 121 degreeC, Holds 20 Tubes, size 20mm.
KidWind simpleGEN, easy-to-build AC generator that allows students to explore the basics of electrical generator design, Recommended for College, High School, and Middle School Science, classroom pack
Free Fall Apparatus Economy, for determination of the gravitational constant ft gft, This kit has a wooden base, 1.1m rod and a movable electro magnet, can be moved anywhere on the rod, when the ball is released the timer is triggered and stopped one the ball his landed on the base