Ammonia as (NH4+) Back Catalog number: 54112 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended VHG-PNIN-100 Ni @ 1000 µg/mL in 5% HNO3, 100ml Price on request 5190-8300 Palladium, 1000µg/ml in 20% HCl, 100ml 2 004,00 Kč 54150 Complex Cyanide (CN-), 1000µg/ml in Tr. NaOH / Water, 100ml Price on request