· Ribbed design provides twice the surface area with the same exterior dimensions.
· Bottles are manufactured from virgin polystyrene, caps from high density polyethylene
· Both resins meet the USP Class VI requirements for plastic containers and closures
· Treated for optimal cell attachment
· One piece seamless construction with printed graduations
· Printed lot numbers to aid in product traceability
· Sterilized by gamma radiation and certified nonpyrogenic