Auto Self-Zero Buret, Acrylic 50ml PK 1

Automatic Self-Zeroing Burets, acrylic body; polymethylpentene stopcock and tip; Teflon TFE plug; three feet of NALGENE 380 clear plastic tubing; LDPE squeeze bottle with polypropylene screw closure Crystal-clear, easy to use, durable, safer than glass. Offer repeatable, accurate results. Individually calibrated to meet the accuracy requirements of ASTM E287. Unaffected by dilute mineral acids and bases except hydrofluoric acid and ammonium hydroxide. The pH range of 1-14 is ideal and up to 5% wt/wt of acids or 30% bases can be used. Burets not designed for exposure to alcohol and organic solvents.