Mercuric Acetate is a white crystalline solid with an odor of vinegar. Sensitive to light. Density 3.25 g/cm3. Toxic by inhalation (dust, etc.) and by ingestion. It is uses in determination of nitrate in chromium compounds. Formula C4H6HgO4 Molar mass 318.68 g/mol CAS Number 1600-27-7 Density 3.280 g/cm3 Purity/Grade ≥98.0% (ACS Reagent) Appearance Powder Melting point/freezing point 179 – 182°C (354 – 360°F) – lit.