1. ACGIH (American Conference of Governmental Industrial Hygienists) 1992 Trimethylbenzene isomers ACGIH Cincinnati, OH, USA
2. API 1987a Mutagenicity test on ASTM D-3734 type I C-9 in the Ames Salmonella/microsome reverse mutation assay Hazleton Lab
3. API 1987b Mutagenicity test on ASTM D-3734 type I C-9 in an in vitro cytogenetic assay measuring sister chromatide exchange frequencies in Chinese hamster ovary (CHO) cells Hazleton Lab
4. API 1987c Mutagenicity test on ASTM D-3734 type I C-9 in an in vitro cytogenetic assay measuring chromosomal aberration frequencies in Chinese hamster ovary (CHO) cells Hazleton Lab