G - Physics – 01 – N
Patent
G - Physics
01
N
G01N 27/26 (2006.01) C09K 15/20 (2006.01) G01N 33/48 (2006.01) G01N 33/49 (2006.01)
Patent
CA 2494671
Compositions and methods for reducing the rate of loss of oxygen from an oxygen containing solution. The composition comprises a choline salt such as choline chloride and a solution with a known amount of oxygen in the range between 10 and 300 mmHg. Additionally the composition optionally comprises a surfactant, an inert preservative and a biological buffer. The composition is used for increasing the life span of oxygen-calibration solutions.
L'invention concerne des compositions et des procédés de réduction du taux de perte d'oxygène dans une solution contenant de l'oxygène. La composition comprend un sel de choline, tel que le chlorure de choline, et une solution avec une quantité connue d'oxygène variant de 10 à 300 mmHg. De plus, la composition comprend éventuellement un agent de surface, un conservateur inerte et un tampon biologique. La composition est utilisée pour augmenter la durée de vie de solutions d'étalonnage de l'oxygène.
Conlon Dennis
Mansouri Sohrab
Shin Jungwon
Instrumentation Laboratory Company
Smart & Biggar
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