Nature protection. Hydrosphere. Procedures for quality control of water in reservoirs and stream flows

Die Norm herausgegeben am 1.1.1983

Nature protection. Hydrosphere. Procedures for quality control of marine waters

Die Norm herausgegeben am 1.1.1983

Nature protection. Hydrosphere. General requirements for surface and underground water control against pollution by oil and oil products while supplying by pipe-line

Die Norm herausgegeben am 1.7.1984

Nature protection. Hydrosphere. General rules for water pollution protection over well drilling and oil and gas extracting of land

Die Norm herausgegeben am 1.7.1987

Nature protection. Hydrosphere. General requirements for surface water protection against pollution

Die Norm herausgegeben am 1.7.1986

Water. Spectrophotometric determination of chlorophyll a

Die Norm herausgegeben am 1.1.1991

Nature protection. Hydrosphere. General requirements for sampling of botton sediments of water objects for their pollution analysis

Die Norm herausgegeben am 1.1.1982

Nature protection. Hydrosphere. Hygienic requirements to recreation areas at water object

Die Norm herausgegeben am 1.7.1982

Nature protection. Hydrosphere. Apparatus and mechanisms for selection, initial treatment and stering samples of natural waters. General specifications

Die Norm herausgegeben am 1.1.1984

Nature protection. Atmosphere. Classification of emission according to composition

Die Norm herausgegeben am 1.1.1977