HISTOLOGY CONTAINER, 500ML, FORMALIN WARNING LABEL INCLUDED & O-RING CAP, YELLOW, 10 SLEEVES OF 10 CONTAINERS & 5 SLEEVES OF 20 CA, SOLD AS CASE MEDEGHistology Container, 500Ml, Formalin Warning Label Included & O Ring Cap, Yellow, 10 Sleeves Of 10 Containers & 5 Sleeves Of 20 Ca, Sold As Case Medeg Medegen Starplex Histology Containers Medegen Starplex Histology Containers 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