ÖNORM EN 14456:2004-09

Действует

Products used for treatment water intended for human consumption - Bone charcoal

Ссылочные документы

Действует

Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Definitions (trilingual edition)

Действует

Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Methods of test

Действует

Water for analytical laboratory use - Specifications and test methods (ISO 3696:1987)

Действует

Laboratory sintered (fritted) filters; Porosity grading, classification and designation — 12 стр.