Back to the Reagents Table of Contents Ion Standard Solutions Catalog # Description   Size B1-01852-23 Ammonium Ion NH4+ 100mL B1-05018-96 Bromide Ion Br-  100mL B1-08126-23 Chloride Ion Cl-  100mL B1-14613-23 Fluoride Ion F-  100mL B1-28628-23 Nitrate Ion NO3- 100mL B1-28630-23 Nitrite Ion NO2- 100mL B1-32964-23 Phosphate Ion PO4-3 100mL B1-38005-23 Sulfate Ion SO4-2 100mL