Spiking Standard 2 Back Catalog number: 52065A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M325664 Methyl Paraben-13C6, 1mg Price on request 2744.12-50-IO 2,4,6-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-33-0 Price on request 70751 Metobromuron, 1000µg/ml in Acetonitrile, 1ml Price on request