Calibration Standard Mix 4 Back Catalog number: 53013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676881 Imidocarb dipropionate, 50mg Price on request 673340 Lufenuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 10633.12-50-NN 1,2,3,4,7,8-Hexachlorodibenzofuran ,50 µg/mL,n-nonane,1mL, Price on request