EPA 1638Mix A Back Catalog number: 52144 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71167 Methyl-4-Chlorophenoxyacetate Price on request XA14283700AL Imidacloprid, 100µg/mL in Acetonitrile, 1ml Price on request 672928 Buprofezin, 100mg Price on request