CLP Semi-Volatile Internal Standard Back Catalog number: 13009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1579.4-10MG Metformin hydrochloride Price on request S-4080-100-TX5 Perdeuterated Internal Standard - PAH-Mixture 2 S-4080-100-T 5 Analyte, 100 µg/mL in toluene; units: 1x1mL, 1x5mL 0978.10 Naphthalene-d8 [1146-65-2] 1086.12 Biphenyl-d10 [1486-01-7] 0389.14 Phenant Price on request P-392N Phenmedipham, neat, 10mg Price on request