CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 23016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDD-12479 1,2,4,7,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 79088 Ethylene glycol, 1000µg/ml in Water, 1ml Price on request 82509 EPA Method 8250/8250A System Performance Check Price on request