... on the competitive enzyme immunoassay for the detection of semicarbazide (SEM) in chicken, fish, shrimp, milk, honey, whole egg ... This value is compared to the standard curve and the SEM concentration is subsequently obtained. 2. Technical specifications Sensitivity: ... Kit96 wells/kit0.05Fish,Shrimp, Chicken/Liver, HoneyLSY-10004Nitrofuran (SEM) ELISA Test Kit96 wells/kit0.1Fish,Shrimp, Chicken/Liver, ...