US$ 24.99
pressure-vessel
Three-in-one weather station on a 5
this decade box substitutes for fixed resistors across a broad range of circuit work
Supplied as the seven most common classroom sizes
Concave Glass Mirror, 75mm Diameter, 100mm Focal Length Metal Labware_Metal Labware Sets pressure-vesselPairs 75mm of aperture with a 100mm focal length on a concave glass surface, the f 1. 3 ratio giving fast convergence with moderate working distance for image formation work.
US$ 24.99
US$ 69.00
US$ 65.00