Herbicide Acid Standard Back Catalog number: 93913 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9096.9-100-IO Cinnamic aldehyde, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 104-55-2 Price on request 91161 EPA Method 525 Internals & Surrogates Price on request 678034 Tri-n-pentyltin chloride, 100mg Price on request