A-Frame Retort Base and 19.8" Rod Set, 8 x 8", Heavy Duty Material_Cork 75 inches in diameter for

75 inches in diameter for tidy reagent storage on the laboratory bench

supporting water-quality and environmental-science investigations in classroom labs

Pack of 50 heavy-wall test tubes in borosilicate 3

consistent rotation in force and motion experiments

Glazed porcelain beehive shelf measures 4 inches with glazed interior and exterior for gas collection over water in pneumatic trough procedures

A-Frame Retort Base and 19.8" Rod Set, 8 x 8", Heavy Duty Material_Cork 75 inches in diameter forThree point A frame design stabilizes clamps and rings on an 8 by 7 inch base weighing 2. 3 lbs, paired with a 19. 8 inch 12mm rod threading into a 10 by 1. 5mm tapped hole.