Benzidine Back Catalog number: 94737 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79192 Metribuzin Price on request 3895.5-100-T 2-Acetyl-2-thiazoline, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-, Cas.no. 29926-41-8 Price on request 51120 Column Evaluation Mix ASTM D-5134 Price on request