US$ 1199.50
For precise analytical balance calibration and gravimetric chemistry
Regulated dual-output power supply showing independent LED readouts of voltage and current
Single open-or-closed switch on a 4mm-terminal base
configurable for compound-pulley force-reduction experiments
91mm diameter
Oxygen and Carbon Cycle Teaching Model Physics_Mechanics For precise analytical balance calibrationTraces oxygen and carbon through atmosphere, biosphere, and geosphere on a labeled diagram, illustrating the biogeochemical cycles that link them.
US$ 1199.50
US$ 17.95
US$ 17.95