Ammonia as (NH4+) Back Catalog number: 54212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1964.12-50-IO 2,3',4,4'-Tetrabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-61-5 Price on request 70380 Tetrahydrofuran Price on request RPC-110AS 2,2,3,3,4,4,5-Heptachlorobiphenyl,170 986,19 Kč