CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 21016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93388 Nitrobenzene Price on request L21000100IO PBB-No. 1, 10 ng/µl, 10ml Price on request 678285 2,4,6-Tribromophenol, 10 µg/ml, Methanol, 10ml Price on request