compounds, sodium hydroxide (lye) is used in soap manufacture, and sodiumchloride (edible salt) is a de-icing agent and a nutrient for animals including
and can expel the others, bromine is next, and iodine is least active. Chloride of silver is easily soluble in ammonia, the bromide soluble with difficulty
potassium nitrate, potassium sulphate, and potassium chloride were used under various names; sodium sulphate, which was obtained by Glauber from the residue
into ordinary sal ammoniac (ammonium chloride) by distillation or sublimation with common salt (sodiumchloride). He knew ammonium nitrate, which he termed
usual by purifying the central substance, sodiumchloride, from sources such as seawater. A discussion of sodium and chlorine followed in the next few chapters