p-Nitrophenyl Phosphoryl Choline, 5 Grams

4-Chloro-1-Naphthol, 100 grams, is a chromogenic substrate commonly used for detecting peroxidase enzyme activity. Upon enzymatic oxidation, it produces an insoluble blue-purple precipitate, allowing sensitive visual or spectrophotometric measurement of peroxidase activity.

This compound is widely applied in blotting techniques, histochemistry, and immunoassays. Its strong color development and high sensitivity make it suitable for routine laboratory use, providing reliable and reproducible results in research and diagnostic applications.

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