Formamide, N,N'-(4-methyl-1,3-phenylene)bis-, reaction products with [1,1'-biphenyl]-4,4'-diamine and sulfur Sulfur yellow 2 (C.I. 53120) Light Yellow GC Dycosulphur Light Yellow GC Sulfur Light Yellow GC Sulphur Light Yellow GC Sulphur Yellow GR. Sulphur yellow 2 Eclipse Yellow G Acco Sulfur Yellow S-CF C.I. 53120 Calcogene Yellow S-CF Diresul Yellow MS Sulphur yellow 2 ISO 9001：2015 REACH SULPHUR LIGHT YELLOW GR 250%,SULPHUR YELLOW 2 SULPHUR LIGHT YELLOW GC 250%,SULPHUR YELLOW 2 C.I.Sulphur Yellow 2:C.I.53120 1326-66-5