Calibration Standard Set Back Catalog number: 52032 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675149 Beflubutamid, 10.0 µg/ml, Acetonitrile, 10ml Price on request 681087 2-n-Nonylphenol, 100 µg/ml, Acetone, 1ml Price on request 2125.12-100-IOX10 Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11104-28-2 Price on request