https://ntp.niehs.nih.gov/go/13417

Piperonyl butoxide: Target Organs and Levels of Evidence for TR-120

Bioassay of Piperonyl Butoxide for Possible Carcinogenicity (CASRN 51-03-6)

Chemical (Study Title)
CASRN
Peer Review Date Route/Exposure Levels Study Laboratory
Piperonyl butoxide
51-03-6
08/31/1978 Dosed-Feed
R: 0,5000,10000, M: 0,1036,2804 (AVG) PPM/50 PER GROUP
Frederick Cancer Research Facility

Levels of Evidence

Male Rats: Negative
Female Rats: Negative
Male Mice: Negative
Female Mice: Negative