1-Methyl-2-(ethyl)amino-4-hydroxybenzene, hemisulfate 3-(Ethylamino)-4-methyl phenol sulfate (2:1) 3-Ethylamino-p-cresol sulfate 68239-79-2 Bis(ethyl(4-hydroxy-o-tolyl)ammonium) sulphate EINECS 269-473-0 Phenol, 3-(ethylamino)-4-methyl, sulfate (2:1) Phenol, 3-(ethylamino)-4-methyl-, sulfate (2:1) (salt)