IP 391-95 Calibration Level 1 Back Catalog number: 98401 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9296.22-100-AC Propoxyphene hydrochloride, 100µg/mL, Solvent-acetone, Unit 1mL, # of units-1, Cas.no. 1639-60-7 Price on request 59096 EPA Method 300.0 Anions Price on request 71893 Squalane Price on request