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DIN EN 881:1997-09

Отменен
Chemicals used for treatment of water intended for human consumption - Aluminium chloride, aluminium chloride hydroxide and aluminium chloride hydroxide sulfate (monomeric); German version EN 881:1997 — 7 стр.
ICS
71.100.80 Chemicals for purification of water / Химикаты для очистки воды