摘要:
A multi-analyte calibration solution having known amounts of sodium carbonate, ammonium bicarbonate, and ethyl alcohol, with pH adjusted within a range between about 7.8 and 8.4.
摘要:
A re-sealing puncturable closure for use with vials having calibration or control solutions chemicals therein adapted for use in a manner that advantageously minimizes evaporation from a solution vial prior to and subsequent to aspiration of solution therefrom.