US$ 295000.00
Heavy 150 x 25 x 15mm Alnico U-shape with clearly marked poles and a keeper bar
Illuminated three-body orbital model of the Sun
Glass tube 33 inches long with a cork piston riding on a stable wooden base
and assorted metal samples for structured lessons
Low-temperature-coefficient 24 SWG bare constantan wire at 0
Concave & Convex S. S. mirrors Subject_Chemistry Heavy 150 x 25 xConcave & Convex S. S. mirrors Concave & Convex S. S. mirrors
US$ 295000.00
US$ 474750.00
US$ 32.99
US$ 14.99
US$ 12.99
US$ 19.99