CLP Semi-Volatile Base/Neutral Surrogate Std Back Catalog number: 22016 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1547.15-K-IOX5 n-Pentadecane-d32, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 36340-20-2 Price on request 23-B-78-CDF 2,3-Dibromo-7,8-dichlorodibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 63188 2,2',3,4',5,6,6'-Heptachlorobiphenyl (188) Price on request