Preservation of Water Samples Containing Nitroaromatics and Nitramines
EVALUATION OF ALTERNATIVES
EXPERIMENTAL MATERIALS
EXPERIMENTAL DESIGN AND RESULTS
Preliminary evaluation of sodium bisulfate and percentages of acetonitrile necessary to stabilize samples
Figure 2. Concentration of 3,5-DNA for samples acidified to pH 2, pH 3.5, and left unacidified
Figure 5. Stability of TNT in samples acidified to pH2, pH 3.5, and left unacidified
Further evaluation of successful methods of preservation
Evaluation of selected preservatives on EPA Method 8330 determination
Table 4. Concentrations of various analytes fortified into Connecticut River water for replicate study
Holding-time study using Ph2 stabilization for fortified river water
Table 6. Results of holding-time study using fortified Connecticut River water
Figure 8. Stability of HMX and RDX in fortified Connecticut River water
Figure 10. RP-HPLC chromatograms for Connecticut River water samples fortified with DNB, tetryl, 4ADNT, and 3NT
Table 7. Recoveries of analytes from polyethylene cap liners
Holding-time study using pH 2 stabilization for fortified groundwaters
Evaluation of acidification using field-contaminated groundwater
Figure 17. Stability of HMX and RDX in groundwater samples from the Naval Surface Warfare Center
Figure 18. Stability of 4ADNT in three groundwater samples from the Naval Surface Warfare Center
Figure 21. Behavior of TNB in several groundwater samples from the Naval Surface Warfare Center
Problems with acidification for the amino compounds
CONCLUSIONS - SR95_160029
LITERATURE CITED-continue - SR95_160030
APPENDIX A: HOLDING-TIME STUDY RESULTS - SR95_160031
Table A3. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, indiana, well C
Table A5. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, well E
Table A8. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, Well H
Table A9. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, well I
Report Documentation Page - SR95_160036
SR95_16
EVALUATION OF ALTERNATIVES
EXPERIMENTAL MATERIALS
EXPERIMENTAL DESIGN AND RESULTS
Preliminary evaluation of sodium bisulfate and percentages of acetonitrile necessary to stabilize samples
Figure 2. Concentration of 3,5-DNA for samples acidified to pH 2, pH 3.5, and left unacidified
Figure 5. Stability of TNT in samples acidified to pH2, pH 3.5, and left unacidified
Further evaluation of successful methods of preservation
Evaluation of selected preservatives on EPA Method 8330 determination
Table 4. Concentrations of various analytes fortified into Connecticut River water for replicate study
Holding-time study using Ph2 stabilization for fortified river water
Table 6. Results of holding-time study using fortified Connecticut River water
Figure 8. Stability of HMX and RDX in fortified Connecticut River water
Figure 10. RP-HPLC chromatograms for Connecticut River water samples fortified with DNB, tetryl, 4ADNT, and 3NT
Table 7. Recoveries of analytes from polyethylene cap liners
Holding-time study using pH 2 stabilization for fortified groundwaters
Evaluation of acidification using field-contaminated groundwater
Figure 17. Stability of HMX and RDX in groundwater samples from the Naval Surface Warfare Center
Figure 18. Stability of 4ADNT in three groundwater samples from the Naval Surface Warfare Center
Figure 21. Behavior of TNB in several groundwater samples from the Naval Surface Warfare Center
Problems with acidification for the amino compounds
CONCLUSIONS - SR95_160029
LITERATURE CITED-continue - SR95_160030
APPENDIX A: HOLDING-TIME STUDY RESULTS - SR95_160031
Table A3. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, indiana, well C
Table A5. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, well E
Table A8. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, Well H
Table A9. Results of holding-time study for groundwater samples from the Naval Surface Warfare Center, Crane, Indiana, well I
Report Documentation Page - SR95_160036
SR95_16
