KS I ISO 5667-20-2019 Water quality ― Sampling ― Part 20: Guidance to the use of sampling data for decision making ― Compliance with thresholds and classification systems
2019KS I ISO 5667-20-2019 Water quality ― Sampling ― Part 20: Guidance to the use of sampling data for decision making ― Compliance with thresholds and classification systems
2009KS I ISO 5667-20:2009 Water quality-Sampling-Part 20:Guidance on the use of sampling data for decision making-Compliance with thresholds and classification systems