1,6-Dihydroxynaphthalene 1,6-Naphthalenediol 2,5-Dihydroxynaphthalene 2,5-Naphthalenediol 575-44-0 6-Hydroxy-1-naphthol C.I. 76630 CCRIS 7894 EINECS 209-386-7 NSC 7201 Naphthalene, 1,6-dihydroxy-