Initial Check Verif. Standard 4, in 4%HNO3, 100ml Back Catalog number: ICV-4-100 Availability: In the manufacturer's stock Price on request - + Recommended 3756.20-K-IO Alverine (free base), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 150-59-4 Price on request 8592.6-100-IP 2,4,6-Tribromo-3,5-difluorophenol, 100µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. NA Price on request 50459 Copper AA Standard (Cu) Price on request