![Warehouse Clearance Phenolphthalein And Ortho-tolidine Combination Kit Now 80% Cheaper [4X8DP5Ss]](https://cdn.shopify.com/s/files/1/0032/7267/1345/products/unnamed_c412aa0f-6e0d-47a6-8c7c-c0553ed3b800.jpg?v=1590108719)
Warehouse Clearance Phenolphthalein And Ortho-tolidine Combination Kit Now 80% Cheaper [4X8DP5Ss]
Many investigators use the combination of these two tests as a presumptive test and confirmatory test for the presence of blood. This kit is packaged in a plastic box containing all the premixed chemicals and supplies required to conduct both the Ph
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Many investigators use the combination of these two tests as a presumptive test and confirmatory test for the presence of blood. This kit is packaged in a plastic box containing all the premixed chemicals and supplies required to conduct both the Phenolphthalein Presumptive Blood Test and the O-Tolidine Test.
The premixed liquid reagents are in plastic dropper bottles. A non-human known blood standard is included to monitor the results.
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