Cu @ 1000 µg/mL in 5% HNO3, 100ml Back Catalog number: VHG-PCUN-100 Availability: In the manufacturer's stock Price on request - + Recommended 5190-8309 Silver (Ag) standard, 1000µg/mL, in 5% HNO3, 100ml 28,52 € 5190-8272 Calcium, 1000ug/ml, 100ml 28,52 € 54105 Phosphate (PO4-3) as P, 1000µg/ml in Water, 100ml Price on request