US$ 79.99
Compass mounted parallel to a current-carrying coil deflects against Earth's horizontal field
fuel pump and fuel filters
5cm diameter for spring-constant
5% ±2 digit accuracy on a 3-1/2 digit LCD
this polished-wood test tube rack holds six tubes up to 22 mm and supports both storage and inverted drying
Malvern Triple Lamp Unit for Energy Transfer Entomology & Zoology_Dissection Compass mounted parallel to aThree 3. 5V, 0. 25A M. E. S. bulbs wired in parallel on a standard Malvern system base with 4mm sockets, giving a visual readout of dynamo output during energy transfer demonstrations.
US$ 79.99
US$ 34.99
US$ 20.00
US$ 12.72