EPA Method 525.2 Pesticide Level 1 Back Catalog number: 92846 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70468 2,4-Dichlorophenylacetic acid methyl ester Price on request 679273 Phenanthren, 50mg Price on request 59144 TOC Calibration Standard (C) Price on request