|
Test Items
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High
|
Middle
|
Low
|
|
Total Nutrient(N+P2O5+K2O)mass fraction %≥
|
40.0
|
30.0
|
25.0
|
|
Soluble phosphorus/available phosphorus % ≥
|
60
|
50
|
40
|
|
Moisture(H2O)%≤
|
2.0
|
2.5
|
5.0
|
|
Particle size(2.00-4.00mm or 3.35-8.60mm)%≥
|
90
|
90
|
80
|
|
Chloridion%≤
|
chloridion free ≤3.0
low chloridion ≤15.0 high chloridion≤30.0 |
||
|
The product implementation standard is GB/T 15063-2009
|
|||
| Humic acid: 8-20 % | |||
| Amino acid: 8-20 % | |||
| Organic fertilizer: 15-30 % | |||