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DIN 38406-3:1982-09

Отменен
German standard methods for the examination of water, waste water and sludge; Cations (group E); Determination of calcium and magnesium (E 3) — 13 стр.
ICS
13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод