Copper (Cu) - 2 PPM Back Catalog number: 50591 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2728.3-100-ME N,N-Dimethylguanidine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 6145-42-2 Price on request S-4769-50-T PBB Mix of 10mono- to decabrominated, 50µg/ml in TO, 1m Price on request 689756 Desmedipham, 100μg/ml in MeOH, 5ml Price on request