TY - BOOK CN - HE 20.3159/2: CN - RA1242.P54 CY - Research Triangle Park, N.C. : CY - [Springfield, Va. : DA - 1992] ID - 190144 KW - Toxicity testing. KW - Pigments KW - Carcinogenicity testing. KW - Carcinogenesis. KW - Carcinogenicity Tests KW - Dyes N1 - Cover title: Toxicology and carcinogenesis studies of C.I. pigment red 23. N1 - Running title: C.I. pigment red 23, NTP TR 411. N1 - Spine title: C.I. pigment red 23 (feed studies) N1 - "November, 1992." PB - U.S. Dept. of Health and Human Services, Public Health Service, National Institutes of Health ; PB - Available from the National Technical Information Service, PP - Research Triangle Park, N.C. : PP - [Springfield, Va. : PY - 1992] T1 - NTP technical report on the toxicology and carcinogenesis studies of C.I. pigment red 23 (CAS no. 6471-49-4) in F344 rats and B6C3F₁ mice (feed studies) / TI - NTP technical report on the toxicology and carcinogenesis studies of C.I. pigment red 23 (CAS no. 6471-49-4) in F344 rats and B6C3F₁ mice (feed studies) / VL - 411 ER -