Spectrophotofluorometric determination of porphyrins in urine
Martinez, C.A.; Mills, G.C.
Clinical Chemistry 17(3): 199-205
1971
ISSN/ISBN: 0009-9147 PMID: 5543188 Document Number: 44048
Urine, 5 ml, was applied to a disposable plastic column of Dowex 1-X8 which was washed twice with 5 ml water. Porphyrins eluted with three 5-ml portions of 3 N HCl were estimated spectrofluorometrically at 646 nm.
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