| abstract |
Zero headspace packaging for multi-analyte reference solutionsnwith stable partial pressure of oxygen (pO 2 ), wherein said solutionsnhave long shelf and use lives at room temperature, are disclosed.nThe reference solutions are packaged in containers lined with anmaterial having low or no oxygen reactivity. Those containers arenlaminated, preferably including polypropylene as an inner layer,naluminum foil as a middle layer, and an outer layer that protectsnthe aluminum layer from physical damage. Preferred tubing fornconducting a reference solution from the container into a bloodnanalyser are also disclosed. |