Product name:1-Amino-2-naphthol-4-sulfonic Acid
CAS: 116-63-2
Molecular Formula: C10H9NO4S
Molecular Weight: 239.25
Product description:Half a molecular crystal water. Soluble in hot sodium bisulfite and alkali solution, does not dissolve in cold ethanol; Ethyl ether; Benzene, slightly soluble in water. In the air becomes pink, even more so when it's wet. Alkali solution in air oxidation quickly into brown, slightly blue fluorescence neutral solution.Used as acid mordant dyes and acid complexing dye intermediates. Used in the manufacture of acid complexing peach B; R and acidic salt complexation GGN acid mordant black; BN acid mordant jujube, etc. Also used in colorimetric determination of phosphate and calcium salt.