Examination of Organic Carryover from 2-cm Contactors to Support the Modular CSSX Unit Page: 4 of 39
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WSRC-TR-2005-00182, rev. 0
Page 4 of 37
Examination of Organic Carryover from 2-cm Contactors to Support the
Modular CSSX Unit
EXECUTIVE SUMMARY 3
Sub-team A Membership 7
EXPERIMENTAL APPROACH 7
Work Specification, Safety, and Quality Level 7
Analytical Services 7
Particle Size Distribution (PSD) for Droplet Size 7
Optical Microscopy 8
Organic content 9
Experimental Equipment and Setup 10
Startup Steps 12
Feed Sources and Characterizations 13
Aqueous Strip Solution 13
DSS Simulant 13
Solvent Batches 14
DISCUSSION OF RESULTS 15
Correlation of Turbidity in SE with Measured Levels of Isopar L 18
Results from Initial Tests of Carryover Reduction 19
Adjustment of pH 19
Glass Fiber Filter Pad 19
Color of Organic Phase and Related Analyses 21
Measurements of Modifier and Trioctylamine 21
SUMMARY OF RESULTS 24
APPENDIX A: Test Plan for 4-Contactor Bank Operation in Support Of MCU
Carryover Work 26
APPENDIX B: Organic Droplet Size Data Expressed as Volume Fractions 30
APPENDIX C: Optical Micrographs of Samples 31
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Nash, Charles A.; Norato, Michael A.; Walker; Douglas, D.; Pierce, Robert A.; Eubanks, Ronnye A. et al. Examination of Organic Carryover from 2-cm Contactors to Support the Modular CSSX Unit, report, April 29, 2005; Aiken, South Carolina. (digital.library.unt.edu/ark:/67531/metadc873835/m1/4/: accessed February 22, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.