Process for testing for substances in liquids

Chemistry: analytical and immunological testing – Metal or metal containing – Organometallic compound determined

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436 80, 436 81, 436164, 436175, 436177, G01N 3320

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active

054160286

ABSTRACT:
A method for detecting a substance in a liquid sample involving precipitating a substance from the liquid sample and filtering it from the liquid sample. The precipitate is then contacted by an oxidizing agent and tested for the substance of interest by contacting the precipitate with a dye that forms a visible reaction when exposed to the substance.

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J. M. Lo, J. C. Yu, F. I. Hutchinson and C. M. Wal, "Solvent Extraction of Dithiocarbamate Complexes and Back-Extraction with Mercury (II) for Deterination of Trace Metals in Seawater by Atomic Absorption Spectrometry", Analytical Chemistry, vol. 54, pp. 2536-2539 (1982).
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James R. Preer and George B. Murchinson, Jr., "A Simplified Method of Lead Contamination of Soil", Environmental Pollution, (Series B) vol. 12, pp. 1-13 (1986).

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