Tuesday 23 October 2018

management :: Nutrient Content of Solid Fertilizers

management :: Nutrient Content of Solid Fertilizers
Nutrient Content of Solid Fertilisers
(Per cent by wt. min.)
Material
Total
Nitrogen
(N)
Ammoniacal
nitrogen
(N)
Nitrogen Nitrate
(N)
Nitrogen
in form of urea
(amide) (N)
Neutral
ammonium
citrate
soluble
phosphate (P2O5)
Water
soluble
phosphate
(P2O5)
Water
soluble
potash
(K2O)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
I
Nitrogenous fertilisers
1.
Ammonium
Sulphate
20.620.6
2.
Ammonium
chloride
25.025.0
3.
Calcium
Ammonium Nitrate
25.012.512.5(max)
4.
Calcium
Ammonium Nitrate
26.013.013.0(max)
5.
Calcium Nitrate
15.51.1(max)14.4
6.
Urea
46.046.0
II
Phosphatic fertilisers
7.
SSP 14%
SSP 16%





14.0
16.0

8.
Rock Phosphate (powder/granular)




18.0


III
Potassic fertilizers
9.
Potassium chloride (powder/granular)






60.0
10.
Potassium Sulphate






50.0
11.
Potassium Magnesium Sulphate






22.0
12.
Potassium Schoenite






23.0
IV
Complex fertilizers
13.
Ammonium Phosphate








11-52-0
11.0
11.0


52.0
44.2


1846-0
18.0
15.5

2.5(max)
46.0
41.0

14.
Ammonium Phosphate Sulphate








16-20-0
16.0
16.0


20.0
19.5


20-20-0
20.0
18.0

2.0(max)
20.0
17.0


18-9-0
18.0
18.0


9.0
8.5

15.
Ammonium Phosphate Sulphate Nitrate
20-20-0

20.0
17.0
3.0(max)

20.0
17.0

16.
Nitrophosphate
20-20-0
23-23-0
20.0
23.0
10.0
11.5
10.0(max)
11.5(max)

23.0
23.0
12.0
18.5

17.
Ammonium Nitrate Phosphate
23-23-0
23.0
13.0
10.0(max)

23.0
20.5

18.
Urea Ammonium Phosphate
28-28-0
24-24-0
20-20-0

28.0
24.0
20.0

9.0
7.5
6.4


16.5(max)

28.0
24.0
20.0

25.2
20.4
17.0

19.
Potassium Nitrate (cystalline/prilled)
(13-0-45)
13.0

13.0



45.0
20.
Mono Potassium Phosphate
(0-52-34)





52.0
34.0
21.
NPK fertilisers
15-15-15
10-26-26
12-32-16
22-22-11
14-35-14
17-17-17
14-28-14
19-19-19
17-17-17
20-10-10

15.0.
10.0
12.0
22.0
17.0
14.0
19.0
17.0
20.0

7.5
7.0
9.0
7.0
14.0
5.0
8.0
5.6
8.5
3.9

7.5



8.5

3.0(max)
3.0(max)
15.0(max)
12.0(max)
6.0(max)
13.4(max)
17.1(max)

15.0
26.0
32.0
22.0
35.0
17.0
28.0
19.0
17.0
10.0

4.0
22.1
27.2
18.7
29.0
14.5
23.8
16.2
13.6
8.5

15.0
26.0
16.0
11.0
14.0
17.0
14.0
19.0
17.0
10.0
Table 1.2(b) - Nutrient Content of Liquid Fertilisers
(Per cent by wt. min.)
Material
Total Nitrogen
(N)
Ammoniacal
nitrogen
(N)
Nitrogen Nitrate
(N)
Urea
Nitrogen
(N)
Total
phosphate (P2O5)
Poly
phosphate
(P2O5)
Maganesium
(MgO)
1.
Urea Ammonium Nitrate
32.07.77.716.6(max)
2.
Superphosphoric
Acid
70.018.90.5(max)
3.
Ammonium
Polyphosphate
10.010.034.022.10.5(max)
Nutrient Contents of Micronutrient Fertilisers
SI. No
Name
Formula
Element/Forms
Contents(%)
1.
Zinc Sulphate*
ZnSO4.7H2O
Zn
21.0
2.
Mangnese Sulphate*
MnSO4
Mn
30.5
3.
Ammonium Molybdate
(NH4)5 Mo7)244H2O
Mo
52.0
4.
Borax(for soil application)
Na2B4O7.5H2O
B
10.5
5.
Solubor(foilar spray)
Na2B4O7.5H2O + Na2B10O16.10H2O
B
19.0
6.
Copper Sulphate*
CuSO4.5H2O
Cu
24.0
7.
Ferrous Sulphate*
FeSO4.7H2O
Fe
19.5
8.
Chelated Zn
as Zn-EDTA
Zn
12.0
9.
Chelated Fe
as Fe-EDTA
Fe
12.0
10.
Zinc Sulphate monohydrate
ZnSO4.H2O
Zn
33.0
* Average sulphur content
i) ZnSO4 = 15%
ii) MnSO4 = 17%
iii) CuSO4= 13%
iv) FeSO4 = 19%
on

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