It is also known by other names aminomercuric chloride; mercury ammonium chloride; ammoniated mercury; white precipitate; white mercuric precipitate Molecular Formula: ClH2HgN Line Formula: HgNH2Cl Molecular Weight: 252.07 Percent Composition: Cl 14.06%, H 0.80%, Hg 79.58%, N 5.56% Uses : In skin whitening cream