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DIN EN 12485:2017-10

Действует
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; German version EN 12485:2017 — 74 стр.
ICS
71.100.80 Chemicals for purification of water / Химикаты для очистки воды