Pure mercury is dissolved in diluted nitric acid and the precipitate of mercury so obtained is then triturated to make a soluble mother tincture (by precipitating Mercury from its solution in nitric acid by means of caustic ammonia). Common Name:  Quicksilver, Mercurius Solubilis Hahnemanni Causes & Symptoms for Dr. Reckeweg Mercurius solubilis Induration of glands, Inflammed glands that become hard are relieved well with Merc Sol. Merc sol is useful in people who are sensitive to heat and cold, Merc. is both - worse by heat and worse by cold. It acts good on skin complaints, that forms abscess and hard to heal. Bone pains that are worse at night indicates Merc sol. Profuse sweat accompanying nearly all complaints with no relief and mainly at night.