title: Cobalt thiocyanate colorimetric determination of diphenhydramine.
mesh_terms: D001548:Benzalkonium Compounds; D002744:Chlorpheniramine; D003035:Cobalt / Q000031:analogs & derivatives*; D003061:Codeine; D003124:Colorimetry / Q000379:methods; D004155:Diphenhydramine / Q000032:analysis*; D013861:Thiocyanates
chemical_list: D001548:Benzalkonium Compounds; D013861:Thiocyanates; D003035:Cobalt; D002744:Chlorpheniramine; D004155:Diphenhydramine; D003061:Codeine