Spiking Standard 5 Back Catalog number: 52071 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 35002R EPA Method 502.2/524.2 Volatile Standard Price on request 683776 trans-Permethrin, 100 µg/ml, Cyclohexane, 1ml Price on request 58030 Zinc (Zn) Price on request