Butyric acid, 1ml Back Catalog number: 680166 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DD-1247/8-S 1,2,4,7/1,2,4,8-Tetrachlorodibenzo-p-dioxin mix, 1.2ml x 50ug/ml, nonane Price on request 0653.40-500-IO Lycopane, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 45316-02-7 Price on request 1530.13-K-IO Fluorene-d10, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81103-79-9 Price on request