Surrogate Standard Back Catalog number: 96716 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97652 n-Hydrocarbon Mix Price on request MET-11827C-250MG 1-(3,4-Dichlorophenyl)-3-methylurea, 250mg Price on request 676646 2-Hydroxyibuprofen, 10mg Price on request