CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 23016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79071 EPA Method 8330 Analyte Price on request 678489 Propachlor, 100 µg/ml, Acetonitrile, 1ml Price on request 679882 4-Chloroaniline, 100 µg/ml, Acetonitrile, 5ml Price on request