5-alpha-Androstane Back Catalog number: 91740 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14470000AL Isoproturon, 100µg/ml n Acetonitrile, 1ml Price on request 31482 EPA Method 507 Nitrogen Phosphorus Pesticides Price on request 8643.12-50-NN 1,2,3-Trichlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Price on request