Amonium Molybdate Tertahydrate, Basic copper carbonate reagent grade, Silver nitrate ACS reagent, Basic zinc carbonate, Sodium thiosulfate, Copper Nitrate Trihydrate, Zinc hydrate hexahydrate, Sodium Molybdate Dihydrate, 1 4 Diazabicyclo 2 2 2 octane, Molybdenum standard for ICP 1g per L Mo in HCL, Zinc standard 1g per L Zn in Nitric acid, Copper standard solution 1000mg per L in Nitric Acid, Silver standard solution 1000mg per L in Nitric acid