Evaluation Report for the Feasibility Study

1,06

MB

Solidification/Stabilization of Arsenic Containing NSCMP

57

stron

Neutralents

3398

ID

Department of Defense

2002

rok

Table of Contents

1.0 Introduction.1

1.1 Test Objectives. 1

1.2 Feed Streams. 2

1.3 Test Approach.. 4

2.0 Background5

3.0 Literature Review..7

3.1 Definitions.. 7

3.2 Solidification/Stabilization of Arsenic compounds .. 7

3.3 Solidification/Stabilization of Organic Compounds. 8

3.3.1 “Two Step” Method ..8

3.3.2 Chemical Reaction - Polymerization.8

3.4 Literature Review Conclusion. 8

4.0 Test Description..9

4.1 Solidification/Stabilization of the Complete Neutralent Stream. 9

4.1.1 Simulant Feed Stream..9

4.1.2 Test Matrix..10

4.1.3 Potential Gas Evolution.13

4.1.4 Maximum Sorption Capacity.12

4.1.5 Solidification/Stabilization Tests .15

4.1.6 Path Forward for S/S of Entire Stream Experiments .20

4.2 Distillation 20

4.2.1 Separation by Distillation.21

4.2.2 Stabilization/Solidification of Bottom Fraction24

4.2.3 Solidification/Stabilization of Top Fraction by Polymerization..29

4.3 Solidification/Stabilization of Oxidized RRS RED Neutralent .. 34

5.0 Effluent Characterization..35

5.1 Liquid Sample Analysis 35

5.1.1 Analytical Results of Bottom Fraction..35

5.1.2 Analytical Results of Top Fraction.37

5.2 Solid Sample Analyses . 38

5.2.1 Stabilized Simulant Bottom Fraction Samples..38

5.2.2 Stabilized Neutralent Samples ..40

6.0 Conclusions .43

7.0 Recommendations ..45

8.0 Acronyms & Abbreviations..46

9.0 References47

Appendix A – Set-up of Distillation Equipment