Burettes are a piece of laboratory equipment that helps dispense and measure a specific amount of liquid or gas set by the user. The burette consists of a grduated glass tube with a spigot at the bottom. A common application where burettes are used is in quantitative chemical analysis. Electronic burettes and titration devices are another option which well insure the most accurate results. These operate via a electronic motor and don’t require to be manually adjusted. Burettes are ideal for dispensing a measured volume of liquid. Volumetric burette include a printed graduation scale and stopcock for accurate readings. Class A or B burettes are available. Burettes are useful when performing titrations or adding controlled amount of liquid to a solution or container.