Hydroxy Atrazine-d5, 1mg Back Catalog number: H828602 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-F200 Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 2621.32-10UG 17ß(H),21ß(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 54311-28-5 Price on request 15530R-AN10 Pesticides - Mix 12, 10µg/ml in Acetonitrile, 10ml Price on request