Patent ID: 8870028

Claim:
A device for dispensing liquid material, comprising: an ampoule having at least four storage lumens extending axially along the length of an ampoule body, the storage lumens having a diameter in the range of about 0.01 inches to about 0.25 inches; a mixing tip coupled to a distal end of the storage lumens, the mixing tip having at least four gasket seats formed therein, each gasket seat corresponding to one of the storage lumens; an outlet lumen in fluid communication with the storage lumens via the mixing tip; and an analytic reference material subunit provided in at least two of the storage lumens, wherein each of the storage lumens has a proximal gasket sealing the analytic reference material from a proximal end of the ampoule and a distal gasket sealing the analytic reference material from a distal end of the ampoule and wherein the proximal gasket and the distal gasket are spherical.