WS Disinfection By-Products - Cal Check 4 Back Catalog number: 93986 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675502 Ioxynil, 100 µg/ml, Acetonitrile, 5ml Price on request 94868 PCB Co-Eluter Isomer Mix Price on request 11261.19-100-AN (+/-)-Fenbuconazole-d5 (phenyl-d5),100 µg/mL,acetonitrile,1mL, Price on request