CLP Semi-Volatile Internal Standard Back Catalog number: 10019R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676953 Heptafluorobutyric acid, 100mg Price on request 3123.16-100-IO Di-iso-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358730-88-8 Price on request 1792.20-1MG 3-Aminoperylene, neat, Solvent-neat, Unit 1MG, # of units-1, Cas.no. 20492-13-1 Price on request