METHOD OF PURIFYING WASTE WATER FROM CADMIUM IONS

摘要

FIELD: chemistry. ^ SUBSTANCE: sorbent used is silica gel - an aluminium fluoride production waste which is modified with fatty acids, for example, stearic acid or palmitic acid, in amount of 1-15%. The adsorption process takes place in a temperature interval of 25-45C while stirring. ^ EFFECT: high degree of purity of waste water from cadmium, recycling large amounts of wastes from aluminium fluoride production. ^ 2 tbl, 7 ex