S.no.

Track density (T/Cm2/d)

Radon concentration (Pci/l)

eRa

eU

eTh

K

eRa

eU

eTh

K

(ppm)

(ppm)

(ppm)

(%)

(Bq∙kg−1)

(Bq∙kg−1)

(Bq∙kg−1)

(Bq∙kg−1)

1t

26.82 ± 1.57

124.56 ± 7.30

65

33

78

4.2

802.75

407.55

316.68

1314.6

2

27.70 ± 2.08

128.67 ± 9.68

53

55

80

5.2

654.55

679.25

324.8

1627.6

3

28.81 ± 2.48

133.83 ± 11.53

64

45

75

4.5

790.4

555.75

304.5

1408.5

4t

17.30 ± 1.68

80.34 ± 7.82

40

28

74

5.2

494

345.8

300.44

1627.6

5

29.51 ± 2.77

137.05 ± 12.85

95

44

108

5.1

1173.25

543.4

438.48

1596.3

6

33.38 ± 3.25

155.02 ± 15.10

42

31

93

4.5

518.7

382.85

377.58

1408.5

7

40.76 ± 3.92

189.32 ± 18.20

45

37

112

4.9

555.75

456.95

454.72

1533.7

8t

89.20 ± 6.01

414.29 ± 27.93

155

61

179

5.6

1914.25

753.35

726.74

1752.8

9t

26.76 ± 3.32

124.29 ± 15.44

55

21

62

4.5

679.25

259.35

251.72

1408.5

10

24.61 ± 2.58

114.30 ± 12.00

72

33

99

4.4

889.2

407.55

401.94

1377.2

11t

33.06 ± 4.34

153.57 ± 20.14

101

52

149

5.4

1247.35

642.2

604.94

1690.2

12

40.67 ± 3.97

188.92 ± 18.43

91

44

116

4.8

1123.85

543.4

470.96

1502.4

13t

51.18 ± 6.07

237.69 ± 28.18

98

50

156

5.1

1210.3

617.5

633.36

1596.3

14t

44.53 ± 5.76

206.81 ± 26.76

106

48

144

5.8

1309.1

592.8

584.64

1815.4

15t

95.58 ± 7.34

443.93 ± 34.08

167

62

196

5.7

2062.45

765.7

795.76

1784.1

16

32.17 ± 3.56

149.40 ± 16.55

74

26

81

5.1

913.9

321.1

328.86

1596.3

17t

36.56 ± 7.18

169.80 ± 33.33

66

23

70

4.6

815.1

284.05

284.2

1439.8

18t

57.39 ± 5.58

266.56 ± 25.91

104

54

148

5.4

1284.4

666.9

600.88

1690.2

19

58.85 ± 6.13

273.32 ± 28.46

77

41

107

4.2

950.95

506.35

434.42

1314.6

20t

62.95 ± 4.88

292.36 ± 22.66

79

54

172

4.4

975.65

666.9

698.32

1377.2

21

94.17 ± 7.36

437.37 ± 34.19

164

70

217

5.7

2025.4

864.5

881.02

1784.1

22t

39.50 ± 4.41

183.45 ± 20.48

75

48

127

4.7

926.25

592.8

515.62

1471.1

23

47.45 ± 2.96

220.38 ± 13.77

88

54

165

5.1

1086.8

666.9

669.9

1596.3

24

91.00 ± 4.86

422.67 ± 22.56

185

105

207

4.8

2284.75

1296.75

840.42

1502.4

25t

90.34 ± 7.50

419.60 ± 34.81

210

120

270

4.2

2593.5

1482

1096.2

1314.6

26

56.53 ± 4.67

262.57 ± 21.69

130

52

155

5.9

1605.5

642.2

629.3

1846.7

27t

64.83 ± 6.34

301.12 ± 29.46

145

62

185

4.3

1790.75

765.7

751.1

1345.9

28

72.55 ± 7.55

336.96 ± 35.04

150

77

172

5.6

1852.5

950.95

698.32

1752.8

Aver.

50.50 ± 4.65

234.58 ± 21.58

99.86

51.07

135.61

4.96

1233.24

630.73

550.57

1552.70

St.dv.

23.94 ± 1.87

111.20 ± 8.70

46.20

22.31

52.63

0.54

570.53

275.50

213.69

167.87