Chemicals used for treatment of water intended for human consumption. Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide, calcium magnesium carbonate and dolomitic lime. Test methods— 67 стр.
Chemical analysis of ferrous materials. Determination of phosphorus in non-alloyed steels and irons. Molybdenum blue spectrophotometric method— 14 стр.
