Nalgene® Self-Zeroing Buret Kit

Set the adjustable fill-tube to zero mark on buret. Squeeze bottle to fill buret just above zero mark. Release to draw excess titrant back into bottle and bring buret titrant to zero mark. To switch to a different size buret, simply reverse the adapter. Extra closure without tubing hole is included for storing titrants or carrying to the field. Kit includes polypropylene fill-tube/adapter, a 1000 mL low-density polyethylene bottle, bottle top with tubing hole, extra bottle closure without tubing hole, and 4' of clear PVC tubing. Compatible with 25 to 50 mL burets, sold separately.