Internal Standard Back Catalog number: 92467 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H946455 2-(Hydroxymethyl)butanoic Acid, 10mg Price on request 0943.18-K-IO 3-Methylheptadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6418-44-6 Price on request 679608 D3-Meloxicam, 10mg Price on request