US$ 75.00
Closing to 3m and extending to 9m
this Jolly's photometer turns the inverse-square law into a measurable observation
250mL CAPACITY || Single Erlenmeyer Flasks with 250mL capacity and easy-to-read white enamel graduations every 50mL
letting students explore induction
Three-part electricity kit with cell holders
Physics Demonstration Transformer Item Type_Spoon Closing to 3m and extendingStep down transformer matched to a 35 watt sodium lamp on a 220V AC mains supply, delivering the stable filament power required for sustained spectroscopy work.
US$ 75.00
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US$ 28.95
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