CLP - Semi-Volatile Base/Neutral Standard Back Catalog number: 91759 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673651 Parathion-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 95170 Sucrose (10% Total Organic Carbon) Price on request 79061 4-Chlorophenol Price on request