CONTAINER, FORMALIN 10% 1/2 FILL 20ML (24/CT 4CT/CS) Globe Scientific's formalin filled containers offer one of the best leak-resistant and air-tight closures on the market The containers are prefilled half way with 10% neutral buffered formalin The containers are packaged in 4 inner carry packs containing 24 containers in each (96/case) The cap on our 20mL containers (Item # 6518FL) has a click close design Every time you close the container, you will hear an audible click indicating that the container is closed and ready to ship Warning label contains updated hazard information to comply with new regulations Affixed labels provide white writing area for patient name, DOB, date, specimen ID and doctor WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov