Copper (Cu) - 7 PPM Back Catalog number: 50744 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8533.20-100G Wheat Flour, Ochratoxin A Price on request 9137.19-K-ME Hexadecyltrimethylammonium bromide, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57-09-0 Price on request 8232.6-1ML Cyclohexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 108-94-1 Price on request