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 XA13290000AL Ethofumesate, 100µg/mL in Acetonitrile, 1ml Price on request 50665 Nitrate as NO3- Price on request 677634 Paraquat dichloride, 100 µg/ml, Methanol, 1ml Price on request