Instrument Standard 6 Back Catalog number: 52083 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9073.8-K-IP 5-Chlorovanillin, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 19463-48-0 Price on request 682154 D3-Metribuzin, 100 µg/ml, Acetonitrile, 1ml Price on request 677896 Quinalphos, 100 µg/ml, Ethyl acetate, 1ml Price on request