ammonium alpha,4-dihydroxy-3-methoxytoluene-alpha-sulphonate α,4-Dihydroxy-3-methoxybenzenemethanesulfonic acid ammonium salt alpha,4-Dihydroxy-3-methoxybenzenemethansulfonic acid, monoammonium salt Benzenemethanesulfonic acid, alpha,4-dihydroxy-3-methoxy-, ammonium salt (1:1) Benzenemethanesulfonic acid, alpha,4-dihydroxy-3-methoxy-, monoammonium salt Einecs 268-382-3 Ammonium alpha,4-dihydroxy-3-methoxytoluene-alpha-sulfonate