CLP Semi-Volatile Acid Surrogate Standard Back Catalog number: 21015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59919 Spike Solution #1B Price on request 675242 N,N-Dimethylsulfamide, 100 µg/ml, Acetonitrile, Price on request DF-247-S 2,4,7-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request