Chlorine, 10000µg/g (1.00wt%) in Mineral Oil,100ml Back Catalog number: VHG-CLOIL-1P-100 Availability: In the manufacturer's stock Price on request - + Recommended VHG-PCUN-100 Cu @ 1000 µg/mL in 5% HNO3, 100ml Price on request 54112 Ammonia as (NH4+) Price on request VHG-PMONF-100 Mo, 1000 µg/mL in 5% HNO3, tr. HF, 100ml Price on request