EPA Method 8141 Standard Back Catalog number: 92834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2729.13-K-IO 1-Isopropylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6158-45-8 Price on request P-723S Pyrimethanil, 100µg/ml in MeOH, 1ml Price on request 677546 trans-Permethrin, 100 µg/ml, Acetone, 1ml Price on request