CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 21016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1010.5-5ML Thiocyclohexane, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 1613-51-0 Price on request 53029 Spike Sample Standard 2A (Water) Price on request 57224 Chromium (Cr) Price on request