Methyl Derivatives of Herbicides Back Catalog number: 81511 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19134 Chlorothalonil Price on request 3730.12-50-IO 5'-Fluoro-2,3,3',4,4',5,6-heptachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 3787.7-K-IO 2,3,5-Trimethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 14667-55-1 Price on request