CLP Semi-Volatile Internal Standard Back Catalog number: 11009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92071 Phenanthrene, 100µg/ml in Acetonitrile, 1ml Price on request 673460 Trichlorfon, 10.0 µg/ml, Acetonitrile, 10ml Price on request 53319 Multi-Element Internal Standard / Price on request