Disodium methyl arsonate hexahydrate, 500mg Back Catalog number: N-11817-500MG Availability: In the manufacturer's stock Price on request - + Recommended VHG-PNIN-100 Ni @ 1000 µg/mL in 5% HNO3, 100ml Price on request 54501 Chloride (Cl-), 1000µg/mL in Water, 500ml Price on request VHG-PCRH-100 Cr @ 1000 µg/mL in 5% HCl, 100ml Price on request