CWA Color Back Catalog number: 55140 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681833 D7-Propazine, 100 µg/ml, Acetonitrile, 1ml Price on request 2788.8-100-IO 2-Methoxy-5-methylaniline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 120-71-8 Price on request 676902 Heptenophos, 10.0 µg/ml, Cyclohexane, 10ml Price on request