Place of origin: Hebei, China Brand Name: Liquid mercury Chemical Formula: Hg Relative Molecular Mass: 200.59 Chemical Category: inorganic materials - metal simple substance Specifications: Hg: 99.99%, 99.999% Fe: 0.0002% Other Heavy Metals: 0.0004% Grade: Virgin Grade, Reproduced Grade Melt Point: -38.8¡æ Boiling point: 356.7 ¡æ Density 13.6g/cm3.