CLP - Semi-Volatile Base/Neutral Standard Back Catalog number: 91759 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10634.12-50-T 1,2,3,6,7,8-Hexachlorodibenzofuran Price on request 94226 HPLC Standard Price on request 71202 Methyl sulfone Price on request