Prime Virgin Silver liquid Mercury of 99.999% purity.SPECIFICATION- purity = 99.99% by wt min.- Free from heavy metals- Packing iron cylinder ( 34.5)kg net weight- Physical State: Liquid- Appearance: silver- Odor: odorless- PH: Not available.- Vapor Pressure: 0.002 mm Hg 25C- Density: 7.0- Evaporation Rate: Viscosity: 15.5 ...