Histology Container, 40mL, Formalin Warning Label & O-Ring Cap, Yellow, 100/bg, 6 bg/cs (P02-H402-FL)

Polypropylene. The patented O-Ring polyethylene screw cap forms a seal that eliminates most formalin leakage and evaporation. The durable container is translucent, flexible, resists cracking and splitting and eliminates the problems associated with formalin evaporation.