Sejati, R. A. W.; Hanum, G. R.; Pramushinta, I. A. K. Test of Lead (Pb) and Zinc (Zn) on Tiger Shrimp (Penaeus Monodon) at Kalanganyar Market, Sidoarjo With Atomic Absorption Spectrophotometer (AAS) . medicra 2022, 5, 56-61.