Chromium(III) Experiment Data from Enriched Nitrifying Sludge

Raw data for Cr(III) 5 mg/L experiment. ONTOLOGY SOURCE REFERENCE Term Source Name ENVO ENVO Term Source File http://purl.obolibrary.org/obo/ENVO_00002046 http://purl.obolibrary.org/obo/ENVO_00002046 Term Source Description The Environment Onthology The Environment Onthology STUDY Study Identifier Cr(III) 5 mg/L Cr(III) 5 mg/L Study Title Chromium(III) impact experiments Chromium(III) impact experiments Study Description Determination of nitrification kinetics, microbial abundance, and functional characteristics after Cr(III) dosage. Determination of nitrification kinetics, microbial abundance, and functioanl characteristics after Cr(III) dosage. Study Submission Date 2.03.2025 2.03.2025 STUDY DESIGN DESCRIPTORS Study Design Type aerobic bioreactor aerobic bioreactor Study Design Type Term Accession Number http://purl.obolibrary.org/obo/ENVO_00002126 http://purl.obolibrary.org/obo/ENVO_00002126 Study Design Type Term Source REF ENVO ENVO STUDY FACTORS Study Factor Name oxygen substrate Study Factor Type chemical compound chemical compound Study Factor Type Term Accession Number http://purl.obolibrary.org/obo/OMIT_0011105 http://purl.obolibrary.org/obo/OMIT_0002057 Study Factor Type Term Source REF OMIT OMIT STUDY ASSAYS Study Assay File Name a_Cr_5_OUR.txt a_Cr_5_Nitrogencompounds.txt Study Assay Measurement Type aerobic respiration, using ammonia as electron donor, aerobic respiration, using nitrite as electron donoraerobic respiration concentration of nitrate and nitrite in liquid water Study Assay Measurement Type Term Accession Number http://purl.obolibrary.org/obo/GO_0019409, http://purl.obolibrary.org/obo/GO_0019332 http://purl.obolibrary.org/obo/ENVO_03000123 Study Assay Measurement Type Term Source REF ENVO ENVO Study Assay Technology Type respirometry NH4-N, NO2-N, NO3-N measurement STUDY PROTOCOLS Study Protocol Name respirometry ammonia nitrogen determination, nitrite nitrogen determination, nitrate nitrogen determination Study Protocol Description Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software was used for dissolved oxygen measurements and OUR was calculated. Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Nitrogen measurements were conducted in Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software. Samples were filtered through 0,22Um filters. Study Protocol Parameters Name oxygen uptake rate NH4-N, NO2-N, NO3-N Raw data for Cr(III) 10 mg/L experiment. ONTOLOGY SOURCE REFERENCE Term Source Name ENVO ENVO Term Source File http://purl.obolibrary.org/obo/ENVO_00002046 http://purl.obolibrary.org/obo/ENVO_00002046 Term Source Description The Environment Onthology The Environment Onthology STUDY Study Identifier Cr(III) 10 mg/L Cr(III) 10 mg/L Study Title Chromium(III) impact experiments Chromium(III) impact experiments Study Description Determination of nitrification kinetics, microbial abundance, and functional characteristics after Cr(III) dosage. Determination of nitrification kinetics, microbial abundance, and functional characteristics after Cr(III) dosage. Study Submission Date 2.03.2025 2.03.2025 STUDY DESIGN DESCRIPTORS Study Design Type aerobic bioreactor aerobic bioreactor Study Design Type Term Accession Number http://purl.obolibrary.org/obo/ENVO_00002126 http://purl.obolibrary.org/obo/ENVO_00002126 Study Design Type Term Source REF ENVO ENVO STUDY FACTORS Study Factor Name oxygen substrate Study Factor Type chemical compound chemical compound Study Factor Type Term Accession Number http://purl.obolibrary.org/obo/OMIT_0011105 http://purl.obolibrary.org/obo/OMIT_0002057 Study Factor Type Term Source REF OMIT OMIT STUDY ASSAYS Study Assay File Name a_Cr_10_OUR.txt a_Cr_10_Nitrogencompounds.txt Study Assay Measurement Type aerobic respiration, using ammonia as electron donor, aerobic respiration, using nitrite as electron donoraerobic respiration concentration of nitrate and nitrite in liquid water Study Assay Measurement Type Term Accession Number http://purl.obolibrary.org/obo/GO_0019409, http://purl.obolibrary.org/obo/GO_0019332 http://purl.obolibrary.org/obo/ENVO_03000123 Study Assay Measurement Type Term Source REF ENVO ENVO Study Assay Technology Type respirometry NH4-N, NO2-N, NO3-N measurement STUDY PROTOCOLS Study Protocol Name respirometry ammonia nitrogen determination, nitrite nitrogen determination, nitrate nitrogen determination Study Protocol Description Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software was used for dissolved oxygen measurements and OUR was calculated. Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Nitrogen measurements were conducted in Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software. Samples were filtered through 0,22Um filters. Study Protocol Parameters Name oxygen uptake rate NH4-N, NO2-N, NO3-N Raw data for Cr(III) 15 mg/L experiment. ONTOLOGY SOURCE REFERENCE Term Source Name ENVO ENVO Term Source File http://purl.obolibrary.org/obo/ENVO_00002046 http://purl.obolibrary.org/obo/ENVO_00002046 Term Source Description The Environment Onthology The Environment Onthology STUDY Study Identifier Cr(III) 20 mg/L Cr(III) 20 mg/L Study Title Chromium(III) impact experiments Chromium(III) impact experiments Study Description Determination of nitrification kinetics, microbial abundance, and functional characteristics after Cr(III) dosage. Determination of nitrification kinetics, microbial abundance, and functional characteristics after Cr(III) dosage. Study Submission Date 2.03.2025 2.03.2025 STUDY DESIGN DESCRIPTORS Study Design Type aerobic bioreactor aerobic bioreactor Study Design Type Term Accession Number http://purl.obolibrary.org/obo/ENVO_00002126 http://purl.obolibrary.org/obo/ENVO_00002126 Study Design Type Term Source REF ENVO ENVO STUDY FACTORS Study Factor Name oxygen substrate Study Factor Type chemical compound chemical compound Study Factor Type Term Accession Number http://purl.obolibrary.org/obo/OMIT_0011105 http://purl.obolibrary.org/obo/OMIT_0002057 Study Factor Type Term Source REF OMIT OMIT STUDY ASSAYS Study Assay File Name a_Cr20_OUR.txt a_Cr_20_Nitrogencompounds.txt Study Assay Measurement Type aerobic respiration, using ammonia as electron donor, aerobic respiration, using nitrite as electron donoraerobic respiration concentration of nitrate and nitrite in liquid water Study Assay Measurement Type Term Accession Number http://purl.obolibrary.org/obo/GO_0019409, http://purl.obolibrary.org/obo/GO_0019332 http://purl.obolibrary.org/obo/ENVO_03000123 Study Assay Measurement Type Term Source REF ENVO ENVO Study Assay Technology Type respirometry NH4-N, NO2-N, NO3-N measurement STUDY PROTOCOLS Study Protocol Name respirometry ammonia nitrogen determination, nitrite nitrogen determination, nitrate nitrogen determination Study Protocol Description Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software was used for dissolved oxygen measurements and OUR was calculated. Experimental setup was designed to have F/M ratio of 0.024 mg NH₄⁺-N/L/mg VSS by feeding activated sludge taken from lab scale reactor with 30 mg NH₄⁺-N/L ammonia nitrogen along with Cr(III), macro and micro-nutrients. Nitrogen measurements were conducted in Sartorius Biostat-B/Univessel reactor equipped with water jacket and MFCS software. Samples were filtered through 0,22Um filters. Study Protocol Parameters Name oxygen uptake rate NH4-N, NO2-N, NO3-N