Herbicide Free Acids Back Catalog number: 92399 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3344.9-100-AN Chlorpyrifos, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 2921-88-2 Price on request 10080.6-1G Di-n-propyltin dichloride Price on request 1815.12-K-IO 3,3'-Diaminobenzidine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 91-95-2 Price on request