Zobrazeno 1 - 8
of 8
pro vyhledávání: '"W F, Koch"'
Publikováno v:
Journal of Research of the National Institute of Standards and Technology
An absolute determination of aqueous electrolytic conductivity has been made for 0.01 molal (m) and 0.1 m potassium cliloride solutions, over the temperature range of 0 to 50 °C in 5 degree intervals. A cell with a removable center section of accura
Publikováno v:
Pure and Applied Chemistry. 66:649-658
International studies to ascertain the extent of the environmental problems associated with the pH of atmospheric wet deposition (acid rain) are ongoing. Unfortunately, the measurement of pH in unbuffered, low ionic strength solutions, such as wet de
Autor:
P C, Gunaratna, W F, Koch, R C, Paule, A D, Cormier, P, D'Orazio, N, Greenberg, K M, O'Connell, A, Malenfant, A O, Okorodudu, R, Miller
Publikováno v:
Clinical chemistry. 38(8 Pt 1)
Three interlaboratory round-robin studies (RR1, RR2, and RR3) were conducted to identify a serum-based reference material that would aid in the standardization of direct ion-selective electrode (ISE) measurements of sodium and potassium. Ultrafiltere
Publikováno v:
Journal of Research of the National Institute of Standards and Technology
Ionic interactions in the two systems NaCi-HEPES (N-2-hydroxyetliylpiperazine-N'-2-ethanesulfonic acid ) and NaCl-MOPSO (3-(N-Morpholino)-2hydroxypropanesulfonic acid) have been studied in terms of their mutual influence on the respective activity co
Publikováno v:
Analytical Chemistry. 61:1400-1405
La seconde constante de dissociation de l'acide du titre a ete determinee, et les proprietes thermodynamiques ont ete calculees
Publikováno v:
Investigative urology. 18(5)
Previous experimental investigations of embryonic kidney development with in vitro organ culture techniques have been limited by the short duration of explant viability. Utilization of chick chorioallantoic membranes for transplanting undifferentiate