Jolly Bulb with Attached Manometer, 3.15" Plastic Labware_Plastic Wash Bottles Diffraction grating mounted on a

Diffraction grating mounted on a 90 x 40mm card slide

PNP transistor on a transparent base with 4mm color-coded sockets and a printed circuit diagram

Nine-piece hooked weight set with seven polished brass and two powder-coated steel masses spanning 10 to 1000 grams

Three-bob pendulum stand mounting iron

Multiple adapter in borosilicate glass features two parallel necks with 19/26 sockets for connecting multiple components in chemistry apparatus

Jolly Bulb with Attached Manometer, 3.15" Plastic Labware_Plastic Wash Bottles Diffraction grating mounted on aTests Gay Lussac's Law on an ideal gas sample through a sealed 3. 15 inch steel bulb and pressure gauge, reading pressure changes as the bulb is submerged in various temperature baths.