Anion Mix Back Catalog number: 50730 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 35031 EPA Method 525.2 - Internal Standard, 2000µg/ml in MeChl, 1ml Price on request 70175 Ethoprop, 1000µg/ml in MeOH, 1ml Price on request 8537.16-K-IO n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5 Price on request