Microdetermination of phosphorus

PS Chen, TY Toribara, H Warner - Analytical chemistry, 1956 - ACS Publications
PS Chen, TY Toribara, H Warner
Analytical chemistry, 1956ACS Publications
Microdetermination of Phosphorus Page 1 Microdetermination of Phosphorus PS CHEN, JR.,
T. y. TORIBARA, and HUBER WARNER Division of Pharmacology, Department of Radiation
Biology, School of Medicine and Dentistry, University of Rochester, Rochester, N. Y. The
ascorbic acid method of Ammon and Hinsberg, modified by Lowry and associates, has been
applied to the determination of phosphorus in whole blood, plasma, serum, and urine. A
sensitivity about eight times that of the aminonaphtholsulfonic acid method permits the use of …
METHODS
Procedure. Pipet the phosphorus standards, diluted urine, ashed sample of biological material, or trichloroacetic acid fil-
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