I need details information about permissible limit of Pb, Cd, As, and Zn in chicken and beef liver
check this link
Article Assessment of heavy metals in livers of cattle and chicken b...
check the WHO website
Hi
this link can help you
https://www.researchgate.net/profile/Dler_M_Salh/publication/263023599_Assessment_of_heavy_metals_
Thank you very much
Navdeep , Haifa, C.A. (Kees) Kan
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