Pesticides Calibration GC-MS/MS Back Catalog number: 98681 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3643.33-K-10PY 1,2,3-Tricaproylglycerol, 1000µg/mL, Solvent-dry pyridine, Unit 10mL, # of units-1, Cas.no. 621-71-6 Price on request 682269 Chlorphenesin, 250mg Price on request 63128 2,2’,3,3’,4,4’-Hexachlorobiphenyl (128) Price on request