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China Surfactant Detergent & Cosmetics ›› 2024, Vol. 54 ›› Issue (3): 267-272.doi: 10.3969/j.issn.2097-2806.2024.03.004
• Development and application • Previous Articles Next Articles
Zhiting Gao1,*(
),Lixiao Guo1,Cuidonghui Chen1,Yuhang Zhang1,Dan Luo1,Mingliang Wu1,Xiumei Tai2
Received:2023-03-29
Revised:2024-03-06
Online:2024-03-22
Published:2024-03-25
Contact:
*Tel.:+86-15534043744, E-mail: CLC Number:
Zhiting Gao, Lixiao Guo, Cuidonghui Chen, Yuhang Zhang, Dan Luo, Mingliang Wu, Xiumei Tai. Evaluation of decontamination effect of a laundry detergent for radioactive contaminants[J].China Surfactant Detergent & Cosmetics, 2024, 54(3): 267-272.
Fig. 1
Steel positioner and sample"
Fig. 2
Demonstration of decontamination on a cage stirring device"
Tab. 1
Results of decontamination for radioactively contaminated white cotton cloth （JB-00）"
| 本底/s-1 | 137Cs污染 | 本底/s-1 | 90Sr污染 | 本底/s-1 | U污染 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | ||||
| 自制去污剂 | α： 0.000 β：10.200 | α： 0.000 β：618.700 | α： 0.000 β：36.000 | 95.76 | α： 0.000 β：14.530 | α： 18.750 β：1 652.000 | α： 7.300 β：309.950 | 81.96 | α：0.000 β：9.183 | α： 5.300 β：136.000 | α： 0.400 β：25.050 | 87.49 |
| 商用洗衣液（am） | α： 0.000 β：625.650 | α： 0.000 β：41.250 | 94.95 | α： 19.000 β：1 575.000 | α： 8.850 β：617.900 | 61.33 | α： 2.100 β：118.850 | α： 0.750 β：41.350 | 70.67 | |||
| 商用洗衣液（dp） | α： 0.000 β：610.150 | α： 0.000 β：44.200 | 94.33 | α： 21.250 β：1 650.000 | α： 12.800 β：717.200 | 57.04 | α： 2.650 β：120.550 | α： 1.300 β：46.200 | 66.76 | |||
Tab. 2
Results of decontamination for radioactively contaminated carbon black/oil stained cloth （JB-01）"
| 本底/s-1 | 137Cs污染 | 本底/s-1 | 90Sr污染 | 本底/s-1 | U污染 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | ||||
| 自制去污剂 | α：0.000 β：4.700 | α： 0.000 β：593.200 | α： 0.000 β：15.000 | 98.25 | α：0.000 β：9.850 | α： 21.500 β：1 648.000 | α： 5.300 β：277.600 | 83.66 | α：0.000 β：8.600 | α： 6.750 β：142.500 | α： 0.250 β：16.850 | 93.84 |
| 商用洗衣液（am） | α： 0.000 β：588.700 | α： 0.000 β：23.500 | 96.78 | α： 20.350 β：1 595.000 | α： 18.250 β：954.300 | 40.42 | α： 1.650 β：121.400 | α： 0.350 β：27.950 | 82.85 | |||
| 商用洗衣液（dp） | α： 0.000 β：602.400 | α： 0.000 β：20.200 | 97.41 | α： 29.950 β：1 647.000 | α： 17.700 β：902.050 | 45.50 | α： 2.650 β：119.600 | α： 0.500 β：27.150 | 83.29 | |||
Tab. 3
Results of detergency for carbon black/oil stained cloth （JB-01）"
| 洗前白度/% | 洗后白度/% | 去污值/% | |
|---|---|---|---|
| 自制去污剂 | 15.28 | 18.54 | 3.26 |
| 商用洗衣液（am） | 17.13 | 1.85 | |
| 商用洗衣液（dp） | 18.69 | 3.41 |
Fig. 3
Results of decontamination for the carbon black/oil stained cloth （JB-01） radioactively contaminated with uranium: （a） after contamination with U; （b） after decontamination with self-made detergent; （c） after decontamination with a commercial laundry detergent （am）; （d） after decontamination with a commercial laundry detergent （dp）"
Fig. 4
Results of detergency for carbon black/oil stained cloth （JB-01）: （a） before decontamination; （b） after decontamination with self-made detergent; （c） after decontamination with a commercial laundry detergent （am）; （d） after decontamination with a commercial laundry detergent （dp）"
Tab. 4
Results of decontamination for radioactively contaminated protein stained cloth （JB-02）"
| 本底/s-1 | 137Cs污染 | 本底/s-1 | 90Sr污染 | 本底/s-1 | U污染 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | ||||
| 自制去污剂 | α： 0.000 β：10.200 | α： 0.000 β：610.790 | α： 0.000 β：24.400 | 97.64 | α： 0.000 β：14.530 | α： 18.250 β：1 637.000 | α： 7.600 β：301.707 | 82.30 | α：0.000 β：9.183 | α： 6.250 β：132.650 | α： 0.250 β：22.764 | 89.00 |
| 商用洗衣液（am） | α： 0.000 β：629.590 | α： 0.000 β：30.900 | 96.66 | α： 19.500 β：1 662.000 | α： 6.700 β：745.890 | 55.61 | α： 7.100 β：130.260 | α： 2.350 β：51.850 | 64.76 | |||
| 商用洗衣液（dp） | α： 0.000 β：620.250 | α： 0.000 β：25.900 | 97.43 | α： 20.750 β：1 565.000 | α： 6.150 β：821.770 | 47.94 | α： 6.100 β：113.700 | α： 2.120 β：35.312 | 75.00 | |||
Tab. 5
Results of detergency for protein stained cloth （JB-02）"
| 洗前白度/% | 洗后白度/% | 去污值/% | |
|---|---|---|---|
| 自制去污剂 | 18.05 | 19.12 | 1.07 |
| 商用洗衣液（am） | 27.48 | 9.43 | |
| 商用洗衣液（dp） | 20.32 | 2.27 |
Fig. 5
Results of detergency for protein stained cloth （JB-02）: （a） before decontamination; （b） after decontamination with self-made detergent; （c） after decontamination with a commercial laundry detergent （am）; （d） after decontamination with a commercial laundry detergent （dp）"
Tab. 6
Results of decontamination for radioactively contaminated sebum stained cloth （JB-03）"
| 本底/s-1 | 137Cs污染 | 本底/s-1 | 90Sr污染 | 本底/s-1 | U污染 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | 污染后/s-1 | 去污后/s-1 | 去污率/% | ||||
| 自制去污剂 | α： 0.000 β：10.200 | α： 0.000 β：593.360 | α： 0.000 β：60.100 | 91.44 | α： 0.000 β：14.530 | α： 17.250 β：1 603.000 | α： 7.750 β：307.650 | 81.55 | α：0.000 β：9.183 | α： 5.750 β：125.450 | α： 0.250 β：23.600 | 87.60 |
| 商用洗衣液（am） | α： 0.000 β：604.550 | α： 0.000 β：61.850 | 91.31 | α： 19.700 β：1 630.000 | α： 15.000 β：941.350 | 42.63 | α： 1.450 β：116.750 | α： 0.900 β：52.750 | 59.50 | |||
| 商用洗衣液（dp） | α： 0.000 β：600.300 | α： 0.000 β：50.950 | 93.10 | α： 22.150 β：1 595.000 | α： 13.500 β：1 056.000 | 34.10 | α： 1.900 β：120.650 | α： 0.700 β：50.000 | 63.38 | |||
Tab. 7
Results of detergency for sebum stained cloth （JB-03）"
| 洗前白度/% | 洗后白度/% | 去污值/% | |
|---|---|---|---|
| 自制去污剂 | 24.75 | 30.37 | 5.62 |
| 商用洗衣液（am） | 30.07 | 5.32 | |
| 商用洗衣液（dp） | 29.65 | 4.90 |
Fig. 6
Results of detergency for sebum stained cloth （JB-03）: （a） before decontamination; （b） after decontamination with self-made detergent; （c） after decontamination with a commercial laundry detergent （am）; （d） after decontamination with a commercial laundry detergent （dp）"
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