Atrazine Back Catalog number: 79432 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30033 EPA Method 525 - Tuning Standard Price on request 1859.13-K-IO 1,1,5,6-Tetramethylindan, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 941-60-6 Price on request 8831.X-K-IO Natural alkyl pyrazines,1000 µg/mL,isooctane,1mL, Price on request