can't read?
o-Dianisidine is a combustible brown solid, which is practically insoluble in water. It decomposes when heated, with nitrogen oxides, carbon monoxide and carbon dioxide are formed.
D 1407 (OTTO) o-Dianisidine, GR 99%+ Cas no 119-90-4 - used as a reagent in biochemistry in testing for peroxides.