{"@type": "dcat:Dataset", "DOI": "10.15121/1261930", "accessLevel": "public", "bureauCode": ["019:20"], "contactPoint": {"@type": "vcard:Contact", "fn": "Grzegorz Cieslewski", "hasEmail": "mailto:ggciesl@sandia.gov"}, "dataQuality": true, "description": "These data detail results from preliminary pH and reference electrode tests. The intention of this experiment is to test a novel High Temperature Chemical Sensing Tool for Distributed Mapping of Fracture Flow in EGS. 3 reference stability, a commercial reference, commercial stability, and the novel probe stability test spreadsheets are included. Each spreadsheet contains time and potential (mV) results for each test. Multiple sheets are used in each file for each test instance. ", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/COTS_pH_probe.xlsx", "description": "COTS pH probe stabitliy test using commercial high temp/pressure pH probe. Measured in pH=4 buffer (nominal) at 90 degC", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "pH Probe Stability Test.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/COTS_reference_electrode.xlsx", "description": "Commercial reference electrode test. Measured in 0.9 M KCl + 0.1 M HCl at various temperatures.", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Commercial Reference Electrode Test.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/SNL_Ceramic_ref3_test.xlsx", "description": "SNL reference probe stability test of ceramic reference #3. Measured in various solutions at various temperatures", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Ceramic Reference 3 Stability Test.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/SNL_Ceramic_ref4_test.xlsx", "description": "SNL reference probe stabitliy test of ceramic reference #4. Measured invarious solutions at various temperatures", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Ceramic Reference 4 Stability Test.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/SNL_Ceramic_ref7_test.xlsx", "description": "SNL reference probe stabitliy test of ceramic reference #7. Measured in 0.9 M KCl + 0.1 M HCl at various temperatures", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Ceramic Reference 7 Stability Test.xlsx"}, {"@type": "dcat:Distribution", "accessURL": "https://gdr.openei.org/files/473/SNL_pH_probe.xlsx", "description": "Our high temp/pressure pH probe stability test. Measured in pH=7 buffer (nominal) at 75 and 90 degC", "format": "xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "High Temp pH Probe Stability Test.xlsx"}], "identifier": "https://data.openei.org/submissions/6783", "issued": "2014-09-30T06:00:00Z", "keyword": ["EGS", "High temperature chemical sensing tool", "Reference electrode", "chemical sensing", "electrode", "fracture flow", "geothermal", "high temperature", "pH", "reference", "stability test", "tracers"], "landingPage": "https://gdr.openei.org/submissions/473", "license": "https://creativecommons.org/licenses/by/4.0/", "modified": "2026-07-17T16:30:02Z", "programCode": ["019:006"], "projectLead": "Lauren Boyd", "projectNumber": "FY14 AOP 1.1.0.15", "projectTitle": "High Temperature Chemical Sensing Tool for Distributed Mapping of Fracture Flow in EGS", "publisher": {"@type": "org:Organization", "name": "Sandia National Laboratories"}, "title": "High Temperature Chemical Sensing Tool: Preliminary pH and reference electrode test results"}