Frequently Asked Questions Live Chat and Frequently Asked Questions are available for this Product. Application Do you have application information on this product that you would like to share? Biochem/physiol Actions L-Ascorbic acid 2-phosphate (AA2P) is used in biocatalytic dephosphorylation for electric power generation and electrochemical detection assays. L-Ascorbic acid 2-phosphate may be used in cell differentiation and tissue engineering applications. Asc-2P is used in studies of gene repression, such as the repression of dihydrotestosterone-induced dickkopf-1 expression.