Ammonia as (NH4+) Back Catalog number: 54112 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended VHG-PTLN-100 Tl, 1000 µg/mL in 5% HNO3, 100ml Price on request 5190-9766 ICH/USP Target Elements Standard A 146,76 € VHG-CLOIL-1P-100 Chlorine, 10000µg/g (1.00wt%) in Mineral Oil,100ml Price on request