Copper (Cu), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57029 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 0690.29-100-IO 28-Norlupane (17ß(H)/17 alpha(H)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 134501-93-2 / 134623-57-7 Price on request 96660 Pesticide Mix #2 Price on request EPA-537APDS EPA Method 537 Native Primary Std (br/l mix), 2µg/ml in MeOH, 1,2ml Price on request