As @ 1000 µg/mL in 5% HNO3, 100ml Back Catalog number: VHG-PASN-100 Availability: In the manufacturer's stock Price on request - + Recommended 5190-8279 Copper, 1000ug/ml, 100ml 28,52 € VHG-TSIW-100 Si @ 10000 µg/mL in H2O, tr. F-, 100ml Price on request 5190-8285 Iron, 1000ug/ml, 100ml 24,51 €