Summary A method for the estimation of hydrogen sulfide in food products which comprises the following features has been developed. 1. Removal of sulfide sulfur from the material by a current of carbon dioxide acting on an aqueous acidified suspension of the product. 2. Absorption of the evolved hydrogen sulfide in dilute zinc acetate solution.
[Skibo, Edward B.; Huang, Xiaofen; Martinez, Rogelio; Lemus, Robert H.; Craigo, William A.; Dorr, Robert T. Journal of Medicinal Chemistry, 2002 , vol. 45, # 25 p. 5543 - 5555]