Circadian variations of acute toxicity and blood and brain concentrations of inhaled toluene in rats

I Harabuchi, R Kishi, T Ikeda, H Kiyosawa, H Miyake
1993 Occupational and Environmental Medicine  
To investigate circadian variations in the acute toxicity of toluene, rats were exposed to it (2000 ppm or 4000 ppm) both in the dark (the animals' active phase) and the light (the inactive phase) for 4 hours. The performance
doi:10.1136/oem.50.3.280 fatcat:5vgyffrgp5h5fc5ad3jqoapphm