Pyrethrins, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678493 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 50186 Anion Mix #1 Price on request 53118 EPA Method 300.0 Anions Method A Price on request 11618.24-100-ME Spironolactone,100 µg/mL,MeOH,1mL, Price on request