T F Christiansen

Measurement of free calcium ion in capillary blood and serum.

Niels Fogh‐Andersen, T F Christiansen, Louis Komarmy et al. · Clinical Chemistry · 1978 · 96 citations

Substance Concentration, Electrolyte Disorder, Engineering +14

Successive determinations of calcium and magnesium in drinking water by complexometric, potentiometric digital titration to two equivalence points

T F Christiansen, Jochen Busch, S. C. Krogh · Analytical Chemistry · 1976 · 56 citations

Engineering, Altmetric Attention Score, Chemistry +17

IFCC recommendation on sampling, transport and storage for the determinationof the concentration of ionized calcium in whole blood, plasma and serum

A. B. T. J. Boink, Brendan M. Buckley, T F Christiansen et al. · Journal of Analytical Methods in Chemistry · 1991 · 54 citations · Full text

Ionized Calcium, Electrolyte Disorder, Sample Preparation +15

IFCC Recommended Reference Method for the Determination of the Substance Concentration of Ionized Calcium in Undiluted Serum, Plasma or Whole Blood

R W Burnett, T F Christiansen, A. K. Covington et al. · Clinical Chemistry and Laboratory Medicine (CCLM) · 2000 · 45 citations

Electrolyte Disorder, Engineering, Measurement +17

The Achilles' Heel of Potentiometric Measurements, the Liquid Junction Potential

T F Christiansen · IEEE Transactions on Biomedical Engineering · 1986 · 12 citations

Biomedical Sensors, Engineering, Liquid Junction Potential +15