CELLTREAT offers disposable Aspirating Pipets in 1ml, 2ml and 5ml sizes. Aspirating pipets are supplied without graduations or plugs and are available individually wrapped or bulk-packed. CELLTREAT Scientific Products include a comprehensive "Quality Certificate" with every case of product. The CELLTREAT "Quality Certificate" includes the part number, lot number, sterility assurance level and dosage, endotoxin/pyrogen-free assurance, non-cytotoxicity assurance and RNase-/DNase-free assurance.