4.1. REAGENTS
Diluted hydrochloric acid solution, about 0.5 M
Mix 1 volume of hydrochloric acid (ρ = 1.18 g/ml) with 20 volumes of water.
Diluted hydrochloric acid solution, about 0.5 M
Mix 1 volume of hydrochloric acid (ρ = 1.18 g/ml) with 20 volumes of water.