Liquid Black Mercury

We are offering liquid black mercury. Virgin mercury purity: 99.999% by wt min. Packing iron flask ( 34.5)kg net weight free from heavy metals, not used physical state: liquid appearance: silver odor: odorless ph: not available. Vapor pressure: 0.002 mm hg @ 25c vapor density: 7.0 evaporation rate: not available. Viscosity: 15.5 mp @ 25 dig c boiling point: 357.72 dig c freezingmelting point:-38.87 dig c decomposition temperature: not available. Solubility: insoluble. Specific gravitydensity: 13.59 (water=1) molecular formula :hg