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This spectrophotometric method for the direct determination of potassium in serum or plasma is based on the selective complexing of potassium by a specific macrocyclic polyether, with the subsequent formation of an ion-pair with a colored anion. ... correlate well with the results obtained by a flame-photometric method (y = 1.04x - …
A simple flow injection with flame photometric detection has been developed for determination of sodium, potassium, and total alkalies in portland cement, fly ash, admixtures, and water of concrete.
The potassium (K) and Calcium (Ca) components were determined using flame photometric method ( Chekri et al., 2010 ) while phosphorus ... Determination of sodium, potassium, calcium and magnesium ...
Among the possible methods for sodium and potassium determinations we have flame photometry, ion‐selective electrode (ISE), and enzymatic colorimetric method. Flame photometry is one of the oldest direct potentiometric methods commonly used to measure the concentrations of sodium, potassium, and lithium in serum and urine …
CALCIUM DETERMINATION METHODS FOR SERUM, BY BY FLAME PHOTOMETRY; URINE, AND OTHER FLUIDS AND J. W. SEVERINGHAUS Mary Imogene Bassett J. W. l?ERREBEE Cooperstown, New York) (Prom The Hospital,* (Received for publication, May 29, 1950) The convenience and accuracy of flame photometric determinations of …
Semantic Scholar extracted view of "The flame photometric determination of sodium, potassium and calcium in plant extracts with special reference to interference effects" by G. Havre ... Comparison of flame-photometric and chemical methods for determining sodium and potassium in soil, plant material, water and serum. M. Puffeles N. E. Nessim ...
Na and K contents in plant tissues are often determined via flame photometry (Havre, 1961; Puffeles & Nessim, 1957 ), atom absorption spectrometry (AAS) (Dionisio-Sese & Tobita, 2000 ), or …
Flame Photometric Determination of Sodium and Potassium A proposed revision of the methods for flame photometric determina-tion of sodium and potassium in water, designated Method A in the eleventh edition of Standard Methods for the Examination of Water and Wastezvater. The revision was prepared by a subcommittee of AWWA 8930 …
Fertilizer samples are tested for determining their nutrient contents; however, different methods give varying results. Therefore, the major objective of this study was to develop and validate potassium determination method by flame photometry technique.
Trace amounts of potassium can be determined in either a direct-reading or internal-standard type of flame photometer at a wavelength of 766.5 nm.
Therefore, the major objective of this study was to develop and validate potassium determination method by flame photometry technique.
The flame photometric determination of sodium, potassium and calcium in plant extracts with special reference to interference effects, Anal. Chico. Chico. Acta, 25, p. 557–566 (1961).
DOI link for Determination of Total Potassium in Plants. ... (Flame Photometric Method) By A.S. Mailappa. Book Experimental Soil Fertility and Biology. Click here to navigate to parent product. Edition 1st Edition. First Published 2023. Imprint CRC Press. Pages 3. eBook ISBN 9781003430100.
the Flame Photometric Reference Method; Approved Standard— Second Edition . 1 Introduction . The objective of this standard is to describe a method to standardize direct ion-selective electrode analyzers for determination of sodium and potassium in blood plasma to units of concentration (mmoI/L)
The flame-photometric method is one of the versions of emission spectral analysis. It is especially -earth effective, in comparison to the chemical-analytical method, in determination of different alkali and alkaline elements when they are present together.
flame photometric determination of potassium (k) and sodium (na) in AGRICULTURAL WASTES: BEANS PODS, GROUNDNUTS AND MELON SHELLS. D. E. Musa 1, U.A. Augustine 2, and T.M. Akpomie 2 .
Anal. Chem. 25, 1642-1644 (1953); Some errors in the determination of calcium in aged blood serum. Anal. Chem. 26, 1967-1968 (1954). 3. Eiert, B. T., A flame photometric method for calcium determination by direct serum dilution and comparison with the permanganate titration method. Am. J. Med. Technol. 21, 297-303 (1955). 4.
Flame Photometric Determination of Sodium and Potassium A proposed revision of the methods for flame photometric determina-tion of sodium and potassium in water, …
Scand J Clin Lab Invest. 1966;18(2):151-66. doi: 10.3109/00365516609051811. Authors J Funder, J O Wieth
Phosphorus content (P) was measured using the Vanadate-molybdate method [65]. Potassium content (K), on the other hand, was determined using a flame photometer following the method described by ...
Automatic Flame Photometric Determination of Potassium in Fertilizers. A. Elimination of Anion Exchange Cleanup. B. Using Direct Available P 2 O 5 Extract. …
This bulletin describes an alternative to flame photometric method using an ion selective electrode and direct measurement or standard addition technique. Several potassium …
The convenience and accuracy of flame photometric determinations of sodium and potassium in biological fluids (1, 2) have suggested the de- sirability of extending these advantages to ...
Determination of Sodium, Potassium, Magnesium And Iron Oxides In Portland Cement By Flame Photometry, Research Laboratory Office of Testing and Research Report No. 284. 1-4. 3. Worth H.G. (1985). A comparison of the measurement of sodium and potassium by flame photometry and ion-selective electrode". Ann. Clin. Biochem. 22:343-50. 4.
A study was made of the effect of uranium on sodium, potassium, and calcium radiation as well as the effect of aluminum and vanadium on calcium radiation in an acetylene-air flame. A method is described for the determination of sodium, potassium, and calcium in uranlum and its compounds by flame photometry without separation of uranium …
Often, potassium is determined by flame photometric method. However, flame photometry is only linear over a limited concentration range and often sample dilution is necessary. Furthermore, the instrumentation is rather complex and expensive to purchase and maintain. This bulletin describes an alternative to flame photometric method using …
Flame photometry methods are successfully used to determine cesium and rubidium in mineral and well water using a methane-air flame [80,81]; sodium, potassium, calcium and magnesium in natural ...
Therefore, the major objective of this study was to develop and validate potassium determination method by flame photometry technique. Methods Flame photometry technique for the quantification …
DOI: 10.1039/AN9578200467 Corpus ID: 98446304; Comparison of flame-photometric and chemical methods for determining sodium and potassium in soil, plant material, water and serum
Sodium and potassium in foods and waters: Determination by flame photometer. J. Am. Dietet. Assoc. (1949) R.W.R. Baker The determination of calcium in serum by flame photometry ... Determination of calcium in biological material by flame photometry. Anal. Chem. (1953) B.T. Elert A flame photometric method for calcium determination by …