Copper - 20 PPM Back Catalog number: 50594 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679908 Chlorotoluron-desmethyl, 10 µg/ml, Acetone, 10ml Price on request 0453.3-150-CYX10 GC-IRMS Standards (C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. Price on request 678957 Imazapic, 100 µg/ml, Acetonitrile, 1ml Price on request