Erlenmeyer Flask, 1000mL - Narrow Neck - Borosilicate Glass Capacity_250mL 9-inch sun and eight movable

9-inch sun and eight movable planets

providing a stable burner on classroom benches while controlling flame type through a collar

5kV socket and a 6

Painted red and blue along their lengths to mark north and south poles

this eight-fork steel set lets students hear and measure frequency

Erlenmeyer Flask, 1000mL - Narrow Neck - Borosilicate Glass Capacity_250mL 9-inch sun and eight movable1000mL CAPACITY Single Erlenmeyer Flasks with 1000mL capacity and easy to read white enamel graduations every 200mL INDUSTRIAL QUALITY Made of high quality, heavy duty, borosilicate 3. 3 glass with excellent strength against breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks SUPERIOR DURABILITY Features uniform wall thickness ideal for heating and a reinforced rim for