O,O-Dimethylthiophosphate-13C2, sodium salt Back Catalog number: 10708.2-100-MEX5 Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 71349 Propyl 4-hydroxybenzoate Price on request S-4370-100-5ME EPA 528 rev. 1.0 Sample Fortification Solution 1 100µg/mL in methanol; unit: 1x5mL 2420.6 2-Chlorophenol-3,4,5,6-d4 [93951-73-6] Price on request 1141.21-K-IO n-Heneicosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 629-94-7 Price on request