Spiking Standard #2 Back Catalog number: 52070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683844 Iprobenfos, 100 µg/ml, Acetonitrile, 5ml Price on request 1931.6-1ML Pentafluoropropionic anhydride, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 356-42-3 Price on request 3199.13-K-IO 12-cis-Tridecenoic acid , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6006-06-0 Price on request