DAP - Di Ammonium Phosphate
详细说明
Diammonium Phosphate - DAP (7783-28-0)
Formula: (NH₄)₂.HPO₄
M.W.: 132.06
Appearance: Colorless or white crystals or crystalline powder; Easily soluble in water. 1% solution pH: 8.0
Specifications:
Tech Grade | Food Grade | |
(NH₄)₂HPO₄: | 99% min | 99% min |
Available P₂O₅: | 53% min | 53% min |
Total Nitrogen(N): | 20.8% min | 20.8% min |
Moisture: | 0.15% max | 0.15% max |
1% Solution pH Value: | 7.8 – 8.2 | 7.8 – 8.2 |
Water Insoluble: | 0.10% max | 0.10% max |
Heavy Metals (Pb): | - | 0.001% max |
As: | - | 0.0003% max |
F : | - | 0.005% max |
Package: in 25 or 50 kg net PP woven bags with inner lining.
Uses: As a fire-prevention agent for fabric, timber and paper. Food grade mainly used as a fermentation agent, nourishment and so on; Also used as a high effective non-chloride N,P compound fertilizer in agriculture. It contains totally 74% fertilizer elements, used as a basic raw material for N.P.K compound fertilizers.
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