US$ 126.38
giving students a wide reference range for density analysis
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8mm rod attachment and a centered 50mm aperture together hold a lens square against an optical-bench rail for repeatable refraction
sized for visible-time-scale RC charging and capacitor-driven momentary lamp-flash experiments
125 inch steel horseshoe with deep pole gap
Solid Chemical Fuel Combustible Gel Formation Demonstration Kit Material_Muslin giving students a wide referenceSolid chemical fuel kit demonstrates combustible gel formation through calcium acetate precipitation and hands on chemistry of portable fuel systems.
US$ 126.38
US$ 164.95
US$ 169.97
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