... of polystyrene , Sterile, non-pyrogenic, individually wrapped. Detailed Specification of WHB Disposable Plastic Serological Pipette1. Clear and bidirectional graduations on the ... ,5. Disposable plastic pipette is available in 5 capacities of 1, 2, 5,10, 25 and 50mL,6. Dark numeric ... are easy to read and identify,7. OEM service on WHB disposable serological transfer pipette offered,8. 1000 pcs/ bag, ...