AA Standard #1 Back Catalog number: 59227 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0747.12-K-IO 1,4-Dimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4175-54-6 Price on request EPA-23CS1-5 EPA Method 23 Calibration Kit, 5 ampoules, nonane Price on request 74039 Etofenprox, 1000ug/mL in methanol,1ml Price on request