MPP
Tag list： MPP
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Product Description
Chemical Name: Potassium dihydrogen phosphite
Molecular Formula: KH₂PO₃
Molecular Weight: 120.08
CAS No. : 13977-65-6
Einecs： 604-162-9
▏Properties
MPP is white crystal with easy solubility in water. It can increase the self-resistance ability of plants. Meanwhile, it is also effective potassium, phosphate material, with a non-polluting, non-toxic, non-residue use.
▏Composition
NO. | TEST | SPECIFICATION |
1 | Appearance | White crystals |
2 | Assay | ≥98.0% |
3 | P2O5 | ≥58% |
4 | K2O | ≥38% |
5 | Cl | ≤0.01% |
6 | Moisture | ≤1.0% |
7 | Fe | ≤50mg/kg |
8 | Heavy metals (as Pb) | ≤50mg/kg |
9 | Insoluble matters in water | ≤0.3% |
10 | pH | 4.0-5.0 |
▏Application method
▪ For fruit trees: 200-400 g/hl (150-300ml/hl)
▪ For Vegetables:
▪ Soil irrigation- green house: 1-2g/㎡(0.7-1.5ml/㎡)
▪ Soil irrigation- open ground: 10-15g/ha (7-12 l/ha)
▪ Immersion of roots: 200g/hl (150ml/hl)
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