This Plastic Burette has a transparent acrylic pipe and a leak-proof TPX stopcock fitted with a self-lubricating PTFE plug. Each Burette is individually calibrated to give maximum accuracy. Acrylic body is unaffected by dilute mineral acids and bases except for Hydrofluoric acid & Ammonium Hydroxide. The pH range of 1-14 is ideal and can be used up to 5% wt/wt of acids or 30% bases.
Instructions: Do not expose with organic solvent/Alcohol, Always clean the burette with a mild solution of soap or detergent, Acid cleaning solutions or wire handled brushes are not recommended. The PTFE can be taken out by squeezing and slipping off the retaining o-ring.