https://en.wikipedia.org/wiki/Toxaphene
Toxaphene - Wikipedia
toxaphenewikipedia
https://dioxin20xx.org/publication_posts/experience-in-isolation-and-identification-of-toxaphene-congeners-and-prospects-of-congener-specific-analysis-of-environmental-samples/
Experience in Isolation and Identification of Toxaphene Congeners and Prospects of...
in isolationexperienceidentificationtoxaphenecongeners