A simplified method for plasma zinc determination by atomic absorption spectrophotometry.

A Simplified Method for Plasma Zinc Determination by Atomic Absorption Spectrophotometry Betty M. Ilackley, James C. Smith, and James A. Haisted I Fluoroinetric Determination of Zinc in Biologic Fluids D. Mahanand and J. C. Honek 6 Quantitative Chromatographie Studies on Urinary Amino Acid Excretion: A new method of representation Richard P. Geer, Richard K. Hantman, and Cyrus V. Swett 12 Isolation of Albumin from Human Serum by Means of Triehioroacetic Acid and Ethanol: A comparison of methods Takuzo Iwata, Hiromi Iwata, and James F. Holland 22 A Modified Total Serum Cholesterol Method to Eliminate the Effect of High Biliruhin Levels William J. Jor&ln, Jr. 31 Simultaneous Determination of Pregnanediol and Pregnanolone in Urinary Extracts by Gas Chromatography M. Guarnieri and R. D. Barry 35 An Automated Osmomneter Dona’d T. Forman and George C. Changus 38 Detection of Serum Alkaline Phosphatase Isoenzyimmes with Phenolphthalein Monophosphate Following Cellulose Acetate Electrophoresis William C. Bomel, S. J. LaMancusa, and John K. DuFrene 47 The Stability of a Reconstituted Serum for the Assay of Fifteen Chemical Constituents Albert Ilanok and Jeremiah Kuo 58 Scientific Notes A Sequential Sampling System for Spectrophotomneters Joseph S. Amnino 70 Glycerol Lubricant: Potential Source of Error in Commercially Prepared Blood Specimen Tubes David Blurn 73 Letters to the Editor 75 Book Review 79 The Clinical Chemist 80