Frequently Asked Questions Live Chat and Frequently Asked Questions are available for this Product. Application Substrate for alkaline phosphatase that yields a soluble yellow end product that may be read at 405 nm. The reaction may be stopped with 3N NaOH and read at 405 nm. Recommended for ELISA (microwell) procedures, not recommended for membrane applications. Caution Stable at least one year when stored below 0 °C. Physical form Ready-to-use.
Cell Culture Reagent Disodium Salt Hexahydrate Purity: 99+% White to pale yellow crystals Free p-nitrophenol <0.005% Suitable for use as a substrate for alkaline and acid phosphatase.
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• Chromogenic substrate for phosphatases: Methods of Enzymatic Analysis, 3rd ed., H. U. Bergmeyer, Ed., Verlag Chemie, Weinheim (1984), vol. 4, p76.