Semi-Volatile Internal Standard Back Catalog number: 92258 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679327 2-Butoxyethyl-4-(dimethylamino) benzoate, 25mg Price on request 92269 Citric acid [2% wt] Price on request 8722.10-K-IO Dimethyl terephthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request