MSI Brand serological pipets are manufactured to the ASTM Standard Specification for Serological Pipets E-934.Bi-directional (positive and negative) graduations are printed in bold easy-to-read ink.Color coded stripes and packaging enable quick volume identification. Sterile: Sterile Negative Graduations: 0.1mL Maximum Volume: 5mL Color Coded: Clear/Blue Code Graduation Interval: 0.1mL Interior Packing: Individually Wrapped Material: Polystyrene (PS) (200 per CS)