QC Standard 4 Back Catalog number: 53087 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 690500 Bifenox, 100mg Price on request 681683 2,4-Dichlorophenol, 100 µg/ml, Methanol, 5ml Price on request 10161.20-10MG Amitriptyline-d3 hydrochloride (N-methyl-d3), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 342611-00-1 Price on request