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1.Specification:
Index Item | Super Grade | A Grade | Qualified | |
1 | 2 | |||
Available P (%,≥) | 18.0 | 16.0 | 14.0 | 12.0 |
Free P (%,≤) | 5.5 | 5.5 | 5.5 | 5.5 |
Moisture content (%,≤) | 10 | 10 | 10 | 10 |
Appearance | Gray granular | |||
Grain size | 1-4.75mm or 3.35-5.6 |
2.Function:
(1). can promote the growth of plants.
(2). enhance plant disease resistance drought resistance.
(3). superphosphate as a fertilizer for various crops.
(4). more suitable for acid soils, slightly acidic soil and neutral soils.
calcium superphosphate chemical fertilizer