Pesticide AB Standard Back Catalog number: 93618 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91240 Water Supply Performance Price on request 9290.16-100-MEX5 Tramadol-d6 hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. Price on request 2421.6-K-IPX5 4-Chlorophenol-2,3,5,6-d4, OD, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 344298-84-6 Price on request