Item Number :
(470344-354)
Item Number :
(470225-836)
Ratings:
Avg. Ratings: 4.0 (1 Review )
REVIEWS (1)
Bicarbonate indicator (500 ml)
Item Number :
(470328-084)
Double Convex Lens, Spherical, Optically Worked Glass Lens - with Ground Edges, Polished - optically true lens is excellent for physics classroom demonstrations in optics and light refraction, size: 150mm focal length, 4.6mm thick, Lens measures 2in diameter, 0.1 weight
Item Number :
(470017-812)
Item Number :
(470328-080)
Double Convex Lens, Spherical, Optically Worked Glass Lens - with Ground Edges, Polished - optically true lens is excellent for physics classroom demonstrations in optics and light refraction, size: 50mm focal length, 13mm thick, Lens measures 2in diameter, 0.1 weight
Item Number :
(470230-434)
Basic St. Louis Motor, Useful In Demonstrating The Operations Of A Dc Motor, Consisting Of A Two-Pole Armature Mounted Between Magnets. Steel Supports Are Mounted On A Ridged Plastic Base. Operates On 3 To 6 V Dc.
Item Number :
(470005-510)
Item Number :
(470230-234)
Wave Form Helix, Steel Wire Close-Wounded Helix 20 mm Diameter, Closed Length 3 Meters Extending To Approx. 9 Meters Extended, With Looped Ends.
Item Number :
(470014-736)
Item Number :
(470019-166)
Item Number :
(470149-524)
Item Number :
(470336-560)
Item Number :
(470021-308)
Item Number :
(470005-836)
Item Number :
(470110-370)
Item Number :
(470190-694)
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