United Scientific

Double concave lens with 50mm diameter and 500mm focal length. Made from plate glass, with carefully ground and polished optical surfaces, and cleanly ground edges. Pack of 4

Cast iron ring with black enamel finish measures 6" in outer diameter. Zinc-plated legs are detachable and can be used with rings of various sizes. Overall height is 9".

Large magnifier features sturdy plastic frame with 38mm (1.5") diameter lens. Lens provides 5x magnification. Pack of 3

Handy molded plastic magnifier has 2X, 6X, and 8X magnification lenses. Overall length is 100mm (4"). Pack of 13

This precision measuring tool is made of hardened steel for long-term durability. It has a range of 0 to 150mm and a large, easy-to-read dial with a resolution of 0.02mm. A storage case and...

Pack of 10 autoclavable borosilicate glass petri dishes measuring 75mm in diameter and 15mm tall. Lids are included. Note: lids do not seal air-tight. Not Slippable.

Lab Scoop Hardwood Handle Pack of 5

These sturdy polypropylene scoops are available in a variety of sizes and as a complete set of seven scoops. Capacities are molded into the top of each scoop for easy reference. The PP material is...

High Alumina Crucible,Cylindrical Form,

Glass lens, 50mm in diameter, molded into high-quality plastic frame. Provides 2.5x magnification. Pack of 3

Glass lens, 50mm in diameter, mounted on a metal frame. Provides 2.5x magnification. Handle is made of bakelite plastic. Pack of 3

Color-reaction or spot plate with six wells. Crafted from porcelain; glazed except for bottom surface. Pack of 2