Internal Standard Back Catalog number: 93185 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682135 MGK 264 (technical mixture), 100 µg/ml, Acetonitrile, 5ml Price on request SC-478737 (E)-2-Octenedioic Acid, 100mg Price on request C0879 4-Chloro-2-nitrobenzoic Acid, >98%, 25g Price on request