EPA Method 525 - Internal Standard Back Catalog number: 30031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9529.19-K-ME Paroxetine hydrochloride hemihydrate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 61869-08-7 Price on request C080002 Caffeic Acid-13C3, 1mg Price on request 673595 Fenvalerate, 10.0 µg/ml, Ethyl acetate, 10ml Price on request