CLP Semi-Volatile Acid Surrogate Standard Back Catalog number: 23015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-LCS-A Mass-Labelled PCDD/PCDF Solution/Mixture , 1.2ml , nonane Price on request 98448 Ochratoxin A (from Petromyces albertensis) Price on request 94209 8270 Supplemental Standard Price on request