IC Standard 1A Back Catalog number: 50699A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9136 4-Methyl-2-pentanone, 100µg/mL in MeOH, 1ml Price on request 3425.9-100-AN Isobenzan Price on request 3125.19-100-IO Benzyl-n-butyl phthalate-d4, 100µg/ml in IO, 1ml Price on request