Barium chromate, named barium tetraoxochromate(VI) by the IUPAC, is a yellow sand like powder with the formula BaCrO4. It is a known oxidizing agent and produces a green flame when heated, a result of the barium ions.
B 1285 (OTTO) Barium chromate, GR 99% Cas 10294-40-3 - used in fuses, safety matches, ignition control devices and high-temperature batteries.