Sulprofos, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678148 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 91958 EPA Method 1664 - Oil & Grease (Sonicate) Price on request 2531.13-100MG (6-Methoxy-2-naphthyl)acetic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 23981-47-7 Price on request 71954 2,3-Dimethylheptane Price on request