Prothiofos, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678104 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2940.9-100-AN Diuron-d6 (dimethyl-d6), 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1007536-67-5 Price on request 674545 Pyraflufen-ethyl, 100mg Price on request S-4368-200-5DC EPA 528 rev. 1.0 Internal Standard Solution 2 200µg/mL in dichloromethane; unit: 1x5mL 2081.6 2,3,4,5-Tetrachlorophenol [4901-51-3] Price on request