Safety Pack Erlenmeyer Flask Set, made of high quality, heavy duty, Material: borosilicate 3.3 glass, 3 narrow neck flasks 50, 100 and 250ml cap, Flasks feature white, printed grad and beaded rims, Uniform, thick walls provide excellent strength against breakage
Safety Pack Measuring Cylinder Set, Class A, ASTM, made of high quality, heavy duty, Material: Borosilicate 3.3 Glass, 3 piece set includes 50, 100 and 250 ml cap, removable, plastic protective collar and hexagonal base, thick walls provide excellent strength
Safety Pack Erlenmeyer Flask Set, made of high quality, heavy duty, Material: borosilicate 3.3glass, 5 narrow neck flasks includes 50, 150, 250, 500 and 1000ml cap, Flasks feature white, printed grad and beaded rims, Uniform, thick walls provide excellent strength
Safety Pack Measuring Cylinder Set, Class A, ASTM, made of high quality, heavy duty, Material: Borosilicate 3.3 Glass, 3 piece set includes 10, 25 and 50ml cap, removable, plastic protective collar and hexagonal base, thick walls provide excellent strength