gsc international

wheatstone bridge apparatus

bottle, flint glass, boston round, clear, 1oz, with dropper assembly, pack of 12

bottle, flint glass, clear, boston round, 4oz, with dropper assembly, pack of 12

microscope cover slips, #1 thickness, 18 x 18 mm, case of 1000

extension ring, 3 in. diameter, pack of 10

balance, new york, deluxe, with support stand

lens, double-concave, glass, 50 mm diameter, 10 cm focal length, pack of 20

lens, double-convex, glass, 50 mm diameter, 20 cm focal length, pack of 20

electroscope, metal case, round viewing window

physics ball, aluminum, 25 mm (1 in.), hooked, pack of 10

physics ball, steel, 25 mm (1 in.), solid, pack of 10

spot plate, porcelain, with 12 depressions. pack of 10.

thermometer, yellow-backed, total immersion, single scale -20°c to 150°c, pack of 10

crucible tongs, nickel-plated steel, 10in, pack of 10

vernier caliper, pack of 6

fermentation tube, ungraduated, 5ml, without base, pack of 10

stopper, cork, size 000, pack of 100

stopper, cork, size 13, pack of 100

stopper, cork, size 3, pack of 100

voltmeter, digital, 0v to 1.999v, dc