DIRECT RED 28; Benzo Congo Red; C.I. Direct Red 28; Haemomedical; Congo Red 4B; Haemonorm; Hemorrhagyl; Solucongo; Congazone sodium; Sugai Congo Red; Atul Congo Red; Vondacel Red CL; Kayaku Congo Red; Mitsui Congo Red; Cotton Red L; Direct Red K; Azocard Red Congo; Congo Red H; Congo Red L; Congo Red M; Congo Red N; Congo Red R; Congo Red W; Congo Red CR; Congo Red WS; Atlantic Congo Red; Cotton Red 4BC; Cotton Red 5B; Erie Congo 4B; Tertrodirect Red C; Hispamin Congo 4B; Congo Red 4BX; Red K; Diacotton Congo Red; Peeramine Congo Red; Trisulfon Congo Red; Direct Red DC-CF; Brasilamina congo 4B; C.I. 22120; Direct Red C; Kongorot; CCRIS 2277; Congo Red ICI; UNII-3U05FHG59S; C.I. Direct Red 28, disodium salt; AI3-63036; Congo Red (C.I. 22120); MFCD00004028; Congo Red, indicator grade; CI Direct Red 28; 3U05FHG59S; Cosmos Red; Cotton Red B; Cotton Red C; Direct Red R; Direct Red Y; Congo Red RS; C.I. Direct Red 28, disodium salt (8CI); DSSTox_CID_2816; DSSTox_RID_76742; DSSTox_GSID_22816; Kongorot [German]; Cerven kongo [Czech]; Cerven kongo; Cerven prima 28 [Czech]; Cerven prima 28; Congo red [USP]; HSDB 4225; NCGC00159364-02; NSC 7232; EINECS 209-358-4; NSC 56651; congo-red; Direct Congo Red; Congo Red K; Congo Red sodium salt; SCHEMBL25635; ARONIS27040; Congo Red, JIS special grade; C32H22N6Na2O6S2; Congo Red, analytical standard; Diphenyl Bisazonaphthionic Acid; CHEMBL429694; DTXSID4022816; C32H22N6O6S2.2Na; KS-00000WTR; Congo Red, Dye content >=35 %; KS-000048JF; Tox21_111605; Tox21_202934; AKOS000282971; AKOS016368576; AKOS024285600; NCGC00260480-01; B7766; FT-0624037; Congo Red, High Purity - CAS 573-58-0; C14078; Y-8985; Q114391; W-105472