CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 22016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71465 2-Methyl-2-butene Price on request 673613 alpha-HCH, 10 µg/ml, Ethyl acetate, 10ml Price on request 63003 4-Chlorobiphenyl (3) Price on request