US$ 12.00
5cm for large-scale gas collection over water and chemistry demonstrations
and inner core on a wall-mountable backboard
Large-wheel pulley mounted on a universal clamp for attachment to retort rods or support stands
and rolling-motion experiments on inclined planes
running on 3-6V DC to illustrate both motor and generator operation
Limewater Solution, 500mL Plastic Labware_Plastic Sets and Apparatus 5cm for large-scale gas collectionUsed to detect carbon dioxide by turning milky as calcium carbonate precipitates, this 500mL bottle of limewater solution provides the classic CO2 confirmation reagent for biology and chemistry.
US$ 12.00
US$ 172.50
US$ 120.00
US$ 68.00
US$ 275.00