Description

3, *-Dinitrosalicylic acid (DNS or DNSA, IUPAC name *-hydroxy*3, *-dinitrobenzoic acid) is an aromatic compound that reacts with reducing sugars and other reducing molecules to form *-amino**-nitrosalicylic acid, which absorbs light strongly at **0 nm. It was first introduced as a method to detect reducing substances in urine and has since been widely used. Specifications - 3, *-Dinitrosalicylic Acid Product - 3, *-Dinitrosalicylic Acid Synonyms - 3, *-Dinitrosalicylic Acid CAS NO. - [*******4] Molecular Formula - C7H4N2O7 Molecular Weight - **8.*2 Description - pale yellow powder. Loss on drying - NMT 1.0 % Solubility - soluble in ethanol, diethyl ether, benzene Melting Point - **2癈 Appearance - yellow needles or plates