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 Freezing/Melting Point:-38.87 dig C Decomposition Temperature: Not available. Solubility: Insoluble. Specific Gravity/Density: 13.59 (water=1) Molecular Formula :Hg pH 8.50 - 9.50 Molecular Weight: 200.59