Long Stem Utility Funnels smooth walled and molded from chemical resistant polypropylene with a 60 degree cone angle and external ribs to prevent air lock.
This is pH Test Paper Neutral Litmus, 100 strips per vial. Used to test for acid or alkili.
These Borosilicate Glass Cylinders come with removable stands for added stability and a bumper guard to prevent breaks.
Set contains twelve 3 1/2 X 4 1/2 polystyrene spot plates and each spot plate contains twelve 5.7mm depressions.