Cobalt Standard: Co @ 1000 µg/g in 75 cSt Hydrocarbon Oil, 50g Back Catalog number: VHG-OCO-1000-A-50 Availability: In the manufacturer's stock Price on request - + Recommended VHG-PPDN-100 Palladium Standard: Pd @ 1000 µg/mL in 5% HNO3, 100mL Price on request 5190-8304 Potassium, 1000ug/ml, 100ml 601,41 Kč 54105 Phosphate (PO4-3) as P, 1000µg/ml in Water, 100ml Price on request