Wide Neck Soda Lime Glass Reagent Bottle with Glass Stopper Chemical_Playground Sand Bulk-volume 5L bottle of red-dyed

Bulk-volume 5L bottle of red-dyed pH 4

Twin-vessel electric calorimeter with a 250mL aluminum inner cup inside a 900mL outer jacket

89-inch ring

the heavy plinth preventing tipping while flame heating expands the ball beyond the ring diameter

Leak-proof micro centrifuge tubes hold 2mL each in a 500-count pack with graduated markings for molecular biology and bench-top sample work

Wide Neck Soda Lime Glass Reagent Bottle with Glass Stopper Chemical_Playground Sand Bulk-volume 5L bottle of red-dyedSoda lime glass reagent bottle with a wide neck accepting granular reagents and a ground glass stopper for low evaporation storage at student benches.