Sapropel.
Natural fertilizer and soil-former.

Chemical analysis

Chemical analysis of Sapropel from one of the fields in the Republic of Belarus
Data name, unit of measurement Tests results
Chemical and physical data
1. Humidity, % 59,4
2. Dry matter, % 35,1
3. рН of the salt extract, 7,7
4. рН of the water extract, 7,7
5. Exchangeable acidity, mlmole/100 gr 0,2
6. Total Nitrogen, % 3,7
7. Ammonia Nitrogen, mg/kg 5,8
8. Nitrate Nitrogen, mg/kg 18,9
9. Nitrite Nitrogen, mg/kg 0,16
10. Lignin, %, dry weight 0,93
11. Organic matter, % dry weight 68,6
12. C/N ratio 9,9
13. Humic acids, % dry weight 27,1
14. Fulvic acids, % dry weight 21,4
15. Phosphorus, % dry weight 0,34
16. Liable phosphorus, mg/kg 142,5
17. Liable sulphur, % dry weight 0,015
18. Specific electrical conductivity of water extract, mCm/cm 4,26
19. Density (specific weight) of fertilizer particles, g/cm3 1,4
20. Quantity of particles with size more than 10mm, % 18,4
21. Content of extraneous mechanical particles Not found
Aminoacids, % dry weight
22. Arginine 0,12
23. Alanine 0,11
24. Proline 0,13
25. Valine 0,11
26. Lysine 0,1
27. Phenylalanyl 0,06
28. Tyrosine 0,05
29. Leucine 0,1
30. Methionine 0,03
Content of metals, dry weight
31. K (K2O), % 0,5
32. Na, mg/kg 11,6
33. Ca, (CaO) % 5,7
34. Mg, mg/kg 681
35. Pb, mg/kg 0,46
36. Cd, mg/kg 0,4
37. Zn, mg/kg 11,6
38. Cu, mg/kg 9,3
39. Fe (Fe2O3), mg/kg 0,8
40. As, mg/kg 0,15
41. Hg, mg/kg < 0,005
42. Ni, mg/kg 1,6
43. Co, mg/kg 0,4
44. Cr, mg/kg 2,5
45. Mo, mg/kg 0,1
46. Mn, mg/kg 165
47. K liable, mg/kg 242
48. Se, mg/kg 0,13
49. B, mg/kg 126
50. Sr, mg/kg < 0,5
Safety data
51. γ-isomere hexachlorane < 0,0005 *
52. Dicofol, mg/kg < 0,001 *
53. Heptachlorine, mg/kg < 0,001 *
54. Aavero (Neocide), mg/kg < 0,008 *
55. Malathion, mg/kg < 0,01 *
56. Phosphamide, mg/kg < 0,01 *
57. Benz pyrene < 0,0006 *
Microbiology data
58. E. coli 0,00001
59. Cl. perfringens, 0,1
60. Pathogenic microorganism Not found
61. Enterococcus in 1gr Not found