525.2 Internal & Surrogate Standard Back Catalog number: 92386 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 687344 13C6-Diclofenac sodium, 10mg Price on request 10855.17-10MG Nifedipine Price on request P406 2-Anilino-6-(dibutylamino)-3-methylfluoran, >99%, 100mg Price on request