Published in Blood Weekly, June 30th, 2011
"The reaction between sulfite and the quinone (Q) form of vitamin K-3 was used for indirect determination, since the sulfite peak at -0.7 V is sharp and very reproducible in 0.1 M HAc NaAc (pH = 5.5). It was found that at pH 4.5-5.5, this reaction was quantitative and very fast when the temperature was 45 degrees C. For its direct determination, on the other hand, vitamin K-3 was standardized by the indirect method using standard sulfite as the...
Want to see the full article?
Welcome to NewsRx!
Learn more about a six-week, no-risk free trial of Blood Weekly
NewsRx also is available at LexisNexis, Gale, ProQuest, Factiva, Dialog, Thomson Reuters, NewsEdge, and Dow Jones.