Table 4 Natural radionuclide content (Bq∙kg^− 1) in different types of fertilisers listed in the literature.

SSP

Lebanon

4.15

0.25

13.43

¹¹

Algeria

132 ± 4

12 ± 3

526 ± 39

^12,13

Egypt

720 ± 7

1121 ± 10

¹⁴

Germany

749.6 ± 14.7

747.6 ± 7.3

-

-

¹⁵

Italy

670

295

-

³¹

Saudi Arabia

585 ± 35

392 ± 18

5029 ± 150

³²

South Africa

85–98

55–90

316–327

-

¹⁶

Tanzania

3596–3879

408–434

¹⁷

Egypt (El-Mynia)

190.7

68.3

279.8

¹⁸

India

396.3 ± 9.7

39.3 ± 15.6

56.3 ± 34.3

¹⁹

USA

740

780

²³

Germany

520

520

²³

Poland

783–880

759–1074

³⁰

Pakistan

526

50

221

²⁹

Finland

54

11

3200

²¹

India

527 ± 15

7 ± 0.2

87 ± 2.0

²⁸

TSP

Algeria

156 ± 7

16 ± 2

534 ± 43

^12,13

Germany

993.2 ± 8.7

250.1 ± 12.7

20.6 ± 1.8

¹⁵

Saudi Arabia

3900 ± 195

< 2.70

67.1 ± 8.50

³²

India

284.2 ± 7.6

23.3

72.1 ± 49.9

¹⁹

USA (Florida)

2100

780

49

²³

USA (Western)

1600

520

170

²³

German

800

230

44

²³

Poland

1790 ± 110

776 ± 9

³⁰

Pakistan

558,6

84,8

142,5

²⁹

Indonesia

558.66 ± 5.64

69.77 ± 0.94

4.09 ± 0.72

82.92 ± 3.27

²⁷

Morocco

2524.42 ± 104.51

694.37 ± 201.58

3.97 ± 2.00

22.68 ± 5.55

²⁶

NPK

Lebanon

1.32

0.3

188.16

¹¹

Algeria

149 ± 6

14 ± 3

3782 ± 250

^12,13

Saudi Arabia

794 ± 44

35.8 ± 2.50

5709 ± 170

³²

Germany

1062 ± 50

< 2.80

1760 ± 74

³²

Poland

1140 ± 38

78 ± 2

³⁰

India

79 ± 8

28 ± 0.6

1024 ± 11.7

²⁸

Indonesia

311.94 ± 2.50

69.77 ± 1.23

21.60 ± 1.85

2925.05 ± 84.25

²⁷

Morocco

825.77 ± 59.80

< 16.4

0.68 ± 0.68

4710.59 ± 236.70

²⁶

USA

7.45 ± 2.76

2.63 ± 0.29

3581 ± 601

²⁵

Iraq

143.154 ± 3.836

16.223 ± 0.650

93.458 ± 3.550

²⁴

Pakistan

386

38

885

²⁰

Finland

54

11

3200

²¹

Poland

4.91–173

4.68–27.9

2360–6110

³⁰