Na, 1000 µg/mL in 5% HNO3, 100ml Back Catalog number: VHG-PNAN-100 Availability: In the manufacturer's stock Price on request - + Recommended 56232 Germanium (Ge), 100 µg/mL in 2%-HNO3 / Water, 4x25ml Price on request 5190-8279 Copper, 1000ug/ml, 100ml 28,49 € VHG-PTEN-100 Te, 1000 µg/mL in 5% HNO3, 100ml Price on request