№

Sample

Isotopic activity, Bq/kg

Contains elements

Rad’s equivalent dose, Bq/kg

²²⁶Ra

²³²Th

²³²K

U, g/t

Th, g/t

К, g/t

1

Bayan-Erkhet

10

10

1080

0.8

2.4

3.2

121.1

2

Zuunbayan

13

11

974

1.0

2.7

3.3

110.4

3

Ukhaa

18

16

956

1.5

4.0

3.6

115.1