EPA Method 551.1 Performance Check Sol’n Back Catalog number: 30115 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9288.17-100-ME Mirtazapine, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 61337-67-5 Price on request 672837 Diafenthiuron, 250mg Price on request 681991 2-Methoxybiphenyl, 100mg Price on request