O,O-Dimethylthiophosphate-13C2, sodium salt Back Catalog number: 10708.2-100-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 3321.6-100-AN delta-HCH (BHC) Price on request 93907 Aliphatic Hydrocarbon Calibration #5 Price on request 71287 1,2-Dimethylnaphthalene Price on request