Verification II Standard 1 Back Catalog number: 52019 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8839.8-K-IO 2-Isobutylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 70861 Thiophanate methyl Price on request 97886 Deuterated Hydrocarbons Price on request