Standards ČSN - Czech national standards - Page 7113

Water quality - Determination of the acute toxicity of waste water to zebrafish eggs (Danio rerio)

Standard published on 1.5.2009

Water quality - Determination of toxicity to embryos and larvae of freshwater fish - Semi-static method

Standard published on 1.12.2010

Water quality - Assessment of damage to fish passing through pumping stations and hydropower plants - Methods based on live fish passage survival test and blade strike model

Standard published on 1.2.2026

Water quality - Determination of acute toxicity of marine or estuarine sediment to amphipods

Standard published on 1.5.2007

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer

Standard published on 1.7.2000

WITHDRAWN published on 1.9.1995

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution test

Standard published on 1.4.2001

Jakost vod. Hodnocení úplné aerobní biologické rozložitelnosti organických látek ve vodním prostředí. Metoda stanovení uvolněného oxidu uhličitého (ISO 9439: 1990).

WITHDRAWN published on 1.9.1995

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method)

Standard published on 1.3.2000

WITHDRAWN published on 1.9.1995