Available in brown colored powder form, Alizarine Complexone is used as suitable biological stain for spectrophotometric determination of different indicators that include alizarin fluorine blue. Alizarine Complexon has specific vapor density. This stain is slightly soluble in water. It tends to freeze or melt at 185 degree C temperature, Alizarine Complexone has gone though several testing procedures to prove its flawless composition. This biological stain has been produced under controlled environment to keep all its chemical attributes intact for long period.