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DIN 38408-4:1984-06

Отменен
German standard methods for the examination of water, waste water and sludge; gaseous components (group G); determination of free chlorine and total chlorine (G 4) — 15 стр.
ICS
13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод