US$ 29.00
support rod
the medium-strength option for classroom investigations into magnetic poles and field-line geometry
reducing the need for separate tool types
2A rheostat with oxidized constantan winding on a 300x44mm vitreous-enameled tube
Statics study kit with an irregular-shaped body
Blue Litmus Test Strips with Container, 100-Pack State_Solid support rodPack of 100 blue litmus test strips ships in a reusable container as a classroom indicator for detecting acidic solutions in chemistry demonstrations.
US$ 29.00
US$ 19.99
US$ 12.99
US$ 39.00
US$ 19.99
US$ 59.00