Acetaldehyde-DNPH Back Catalog number: 83536 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-23SSS Surrogate Standard Stock Solution, 1.2ml, nonane Price on request 0383.12-K-IOX5 Dibenzothiophene-d8, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 33262-29-2 Price on request S-11013M1-1ML Acetochlor, 100µg/ml in MeOH, 1ml Price on request