DIN 19643-5:2021-04

Действует

Treatment of water of swimming pools and baths - Part 5: Combinations of process using bromine as disinfectant, produced by ozonation of bromide-rich water — 24 стр.

Описание Изменения Ссылки Версии

ICS

13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод