"Salts", Sol Acetosella, is potassium binoxalate; Sol ammoniac, ammonium chloride; Tartar, potassium carbonate; Epsom, magnesium sulphate; Glauber's, sodium sulphate; M onsel' s, iron subsulphate; Rochelle, potassium and sodium tartrate; Seignette. the same; Sorrel, same as acetosella; Volatile, ammonium carbonate.