Sample Code

Mass (mg)

Ba-133 Recovery %

Count Rate (CPM)

Activity (Bq/g)

DL-1a

43

90.10 ± 9.10

6.38 ± 0.32

1.27 ± 0.15

DL-1a

44

88.70 ± 10.3

6.16 ± 0.31

1.26 ± 0.14

Average

43.5

89.40 ± 9.65

1.27 ± 0.15

Monazite 1

51

78.88 ± 5.5

71.16 ± 5.11

13.96 ± 1.38

Monazite 2

53

80.30 ± 4.6

72.50 ± 3.1

14.22 ± 1.20

Monazite 3

50

79.40 ± 4.8

71.60 ± 4.7

14.05 ± 1.25

Monazite 4

52

74.4 ± 5.1

67.12 ± 5.9

13.17 ± 4.4

Average

51.5

78.24 ± 5

13.85 ± 2.05

Ra-St & Ba-St

~100

90.21 ± 1.07

18.1 ± 1.11