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Unformatted text preview: This is similar to benzidine o It is no longer used today and has been replaced with the tmb testing. o TMB Tetramethlabenzidine A positive result for blood is blue-green o This is the most common form of blood test used today o Leucomalachite Green LMG A positive result for blood is green o It is not as sensitive as tmb or a specific as phenolphotein....
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- Spring '10