Sodium catechate, EINECS 243-637-1, sodium 2-hydroxyphenolate, disodium catecholate, benzene-1,2-diol,disodium salt, Sodium pyrocatecholate, sodium catecholate, pyrocatechol disodium salt, sodium catecholat, 1,2-Benzenediol,sodium salt, Brenzcatechin,Dinatrium-Salz