Based on the quote I tracked it down to this paper: "Determination of heavy metal contents in some organic certified dried nuts". I can only access the abstract

Based on the quote I tracked it down to this paper: "Determination of heavy metal contents in some organic certified dried nuts". I can only access the abstract, couldn't find it on sci-hub. The study is focused on organic nuts though, it's not specifically an organic vs non-organic. https://www.researchgate.net/publication/325951651_Determination_of_heavy_metal_contents_in_some_organic_certified_dried_nuts https://www.researchgate.net/publication/325951651_Determina...