CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 23016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675390 Propazine, 100 µg/ml, Acetonitrile, 5ml Price on request 94308 Chlorobenzenes Standard, 100µg/ml in MeOH, 1ml Price on request S-4478-SET UOP 741 High Naphthene sample 1.5mL neat in Certan® bottle. Components PNAHigh PNALow Aromatics Naphthenes Naphthenes in PNA Price on request