525 Internal Standard Back Catalog number: 94212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-14002M1-1ML Perfluorooctanesulfonic acid, 100µg/mL in MeOH,1ml Price on request 8526.11-10-AN Ochratoxin-alpha, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 19165-63-0 Price on request 676980 D5-Norfloxacin, 100 µg/ml, Acetonitrile, 1ml Price on request