Spiking Standard 3 Back Catalog number: 53066 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9168.23-5MG Pholcodine-N,N'-dioxide, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. Price on request 59096 EPA Method 300.0 Anions Price on request 676718 Serotonin hydrochloride, 100mg Price on request