Quality Control Standard, 1000µg/ml in AC, 1ml Back Catalog number: ISO/DIS9377-4-1 Availability: In the manufacturer's stock Price on request - + Recommended C16270000 Pirimiphos-methyl, certified, 0.25g Price on request 92588 Pesticide Standard Price on request 70932 2,4,5-T methyl ester Price on request