Pack of 20 Heavy Duty Glass Test Tube without Rim Earth Worm Model Approximately 3" in length

Approximately 3" in length

providing consistent and reliable heating for your experiments

anatomy classroom

Game pieces

Pack of 20 Heavy Duty Glass Test Tube without Rim Earth Worm Model Approximately 3" in lengthIncluded: 20 x Heavy Duty Glass Test Tube without Rim, Rimless + Round Bottom + Borosillicate 3. 3 Glass. 75mm Length x 12mm Diameter. Premium Quality: Glassware is made of high quality, heavy duty, Borosilicate 3. 3 glass. Autoclavable, with superior chemical durability. Low temperature gradient can withstand high temperatures & thermal shocks. Designed for use in professional laboratories but is an ideal choice for science classrooms and household