EPA Method 8121 Surrogate Standard Back Catalog number: 81204 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59283 Sodium (Na) Price on request 678651 Eprinomectin, 100 µg/ml, Acetonitrile, 1ml Price on request 674797 D6-(±)-Jasmonic acid, 1000 µg/ml, Methanol, 1ml Price on request