12035-72-2 CCRIS 432 EINECS 234-829-6 HSDB 2965 Nickel sesquisulfide Nickel subsulfide Nickel subsulfide [Nickel and nickel compounds] Nickel subsulphide Nickel sulfide Nickel sulfide (3:2) Nickel sulfide (Ni3S2) Nickel sulphide Nickel tritadisulphide Nickel(III) sulfide TRINICKEL DISULFIDE Trinickel disulphide alpha nickel subsulfide alpha-Nickel sulfide (3:2) crystalline