Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815:1989, modified)
Water quality. Determination of free chlorine and total chlorine. Part 1. Titrimetric method using N,N-diethyl-1,4-phenylenediamine. Technical Corrigendum 1— 1 стр.
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019)
Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants; German version EN 12566-3:2016— 65 стр.
Small wastewater treatment systems for up to 50 PT - Part 7: Prefabricated tertiary treatment units; German and English version FprEN 12566-7:2015— 54 стр.
Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants; German and English version FprEN 12566-3:2015— 65 стр.
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent; German version EN 12566-6:2016— 53 стр.
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent; German and English version FprEN 12566-6:2015— 53 стр.
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent; German version EN 12566-6:2013— 43 стр.
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019)
