Pyrethrins, 10 µg/ml, Ethyl acetate, 10ml Back Catalog number: 677923 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-H Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane Price on request 1674.11-100-IO 1,2,10,11-Tetrachloroundecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 210049-49-3 Price on request 676009 Methomyl oxime, 100mg Price on request