Method for detecting exposure to poison ivy and the like

Chemistry: analytical and immunological testing – Oxygen containing – Hydroxyl containing

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128743, 424 9, 436169, 436183, 436904, G01N 3352, A61B 500

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active

044725078

ABSTRACT:
An indicator (10) for detecting contact with a naturally occurring polyhydroxyaromatic skin irritant or toxin like that found in poison ivy and the like comprises a carrier (12) treated with a reactant, such as ferric nitrate which reacts with the toxin and produces a distinct color change indicative of such contact.

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Weiss et al., Chemical Abstracts, vol. 35, No. 9, 1941, No. 4840'.
Corbett et al., Journal of Pharmaceutical Sciences, vol. 64, No. 10, Oct. 1975, pp. 1715-1718.

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