EPA Method 608Mix #4 Back Catalog number: 41004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683776 trans-Permethrin, 100 µg/ml, Cyclohexane, 1ml Price on request RM0205 Isopropyl benzene, 98% Price on request 675411 PSA-C18-Mix 3 Price on request