... Cobalt nitrate, molecular formula for Co (NO3) 2 6 h2o, red prismatic crystal, easy deliquescence, soluble in water, acid. 98% Cobalt Nitrate industry ... 0.001Zn : 0.0003Cu : 0.0002Water-fast : 0.01Cobalt Nitrate Mainly in the chemical industry used as catalyst materials, cyanide ... antidote, make six nitrous acid cobalt sodium and used for determination of potassium reagent. Also used in ceramic industry ...