Paragraph 4 REAGENTS
Diluted hydrochloric acid:
4.1
One volume of hydrochloric acid (ρ = 1.18 g/ml) and one volume of water.
4.2
Barium chloride solution BaCl2.2H2O: 122 grams per litre.
4.3
Silver nitrate solution: 5 grams per litre.
Diluted hydrochloric acid:
One volume of hydrochloric acid (ρ = 1.18 g/ml) and one volume of water.
Barium chloride solution BaCl2.2H2O: 122 grams per litre.
Silver nitrate solution: 5 grams per litre.