1307-96-6 185461-93-2 186373-01-3 C.I. 77322 C.I. Pigment Black 13 CCRIS 4229 CI 77322 CI Pigment Black 13 COBALTOUS OXIDE Cobalt Black Cobalt monooxide Cobalt monoxide Cobalt oxide Cobalt oxide (CoO) Cobalt(2+) oxide Cobalt(II) oxide EINECS 215-154-6 HSDB 239 Monocobalt oxide Zaffre