US$ 24.00
Long-focal double-concave glass lens at 75mm diameter and 300mm focal length
D-frame compact aquatic net with fine-mesh plankton netting and an integrated flat plastic handle
the compact cross-section model maps pituitary
625 inch cardboard storage box
Visualizes the Venturi effect on an 18-inch backboard
22 SWG Bare Copper Wire, 225ft Reel (0.71mm Dia) Capacity_1000mL Long-focal double-concave glass lens atUsed in finer coil winding and resistance vs length experiments, this 22 SWG bare copper wire on a 250g reel runs about 225 feet the workhorse fine gauge of the line.
US$ 24.00
US$ 115.00
US$ 91.00
US$ 110.00
US$ 21.00
US$ 29.00
US$ 120.00