EPA Method 525 Internals & Surrogates Back Catalog number: 95227 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3701.32-10-05ME Gymnodimine, 9.9µM, Solvent-methanol, Unit 0.5mL, # of units-1, Cas.no. 173792-58-0 Price on request C11890000 Cypermethrin, 100mg Price on request 679706 Ammelide, 100mg Price on request