CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 22016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95130 Oxygenates Mix Price on request 673274 Ethiofencarb-sulfoxide, 10.0 µg/ml, Acetonitrile, Price on request 679265 Methylparaben, 100mg Price on request