6020Low Intermediate Standard Back Catalog number: 50649 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1073.21-K-IO n-Pentadecylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6006-95-7 Price on request 92313 EPA Method 525 Spike B Price on request 70505 Endothall-PFPH Price on request