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STN is a protected designation of Slovak national technical standards.
Chemical and physical analysis of waste waters. Determination of total dissolved and insoluted substances
WITHDRAWN published on 1.12.1982
Selected format:Chemical and physical analysis of waste water. Determination of pH
WITHDRAWN published on 1.12.1982
Selected format:Chemical and physical analysis of waste water. Determination of neutralizing capacity
WITHDRAWN published on 1.12.1982
Selected format:Chemical and physical analysis of waste water. Determination of oxide ability by chromate(II) ChSK(Cr)
WITHDRAWN published on 1.12.1982
Selected format:Chemical and physical analysis of waste water. Determination of biochemical oxygen demand
WITHDRAWN published on 1.12.1982
Selected format:Chemical and physical analysis of waste water. Determination of nitrites
WITHDRAWN published on 1.2.1984
Selected format:Chemical and physical analysis of waste water. Determination of nitrates
WITHDRAWN published on 1.2.1984
Selected format:Chemical and physical analysis of waste water. Determination of organic and total nitrogen
WITHDRAWN published on 1.2.1984
Selected format:Chemical and physical analysis of waste water. Determination of phosphates
WITHDRAWN published on 1.2.1984
Selected format:Chemical and physical analysis of waste water. Determination of iron
WITHDRAWN published on 1.2.1984
Selected format:Latest update: 2026-06-26 (Number of items: 2 284 409)
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