EPA Method 608 Pesticides Back Catalog number: 81801 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0081.5-1ML 2-Methyl-1-butanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1878-18-8 Price on request 79460 Di(propylene glycol) methyl ether Price on request 3507.10-100-AN Terbutryne, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 886-50-0 Price on request