Best value polystyrene, premium material plugged, sterile serological pipets are manufactured to the ASTM Standard Specification for Serological Pipets E-934. Bi-direction (positive and negative) graduations are printed in bold easy-to-read black ink. Color-coded stripes and packaging enable quick volume identification. Printed indicator arrow for quickly locating negative graduations when using a Pipet controller. Non-pyrogenic.
