Emamectin B1a, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 676145 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 93995 Benzo(g,h,i)perylene Price on request 20003 EPA Method 8240A/1666 - Purgeable Internal Std Price on request 57014 Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml Price on request