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Diammonium hydrogen phosphate (DAP) for lithium battery
Diammonium hydrogen phosphate (DAP) for lithium battery
Diammonium Phosphate
Chemical formula: (NH4)2HPO4
Molecular weight: 132.0
CAS No.: 7783-28-0
Executive standard: HG/T4132-2010 (industrial grade)
Properties: White granular crystal, relative density 1.619, melting point 155℃, easily soluble in water, insoluble in alcohol, PH value of 1% aqueous solution is 8.0, gradually loses ammonia in the air to form ammonium dihydrogen phosphate.
Uses: Provide phosphate for the preparation of precursors of cathode materials for lithium iron phosphate batteries.
Packing: inner plastic outer woven, net weight 25Kg, 50Kg, 1000Kg per bag, stored in a ventilated and dry place.
[Table unit: %]
Serial number | Indicator name | National standard | Internal control index | |
1 | Main content "in terms of (NH4) 2HPO4" | ≥ | 95 | 99 |
2 | Phosphorus pentoxide (calculated as P2O5) | ≥ | 51 | 53 |
3 | Nitrogen (in N) | ≥ | 18 | 21 |
4 | Arsenic (AS) | ≤ | / | 0.005 |
5 | Fluoride (in F) | ≤ | 0.01 | 0.001 |
6 | Heavy metals (in Pb) | ≤ | / | 0.001 |
7 | Water insoluble matter | ≤ | / | 0.008 |
8 | Moisture | ≤ | 5 | 0.1 |
9 | Sulfate (in terms of SO4) | ≤ | / | 0.005 |
10 | Iron (in Fe) | ≤ | / | 0.005 |
11 | Lead (in Pb) | ≤ | / | 0.0004 |
12 | PH (10g/L solution) | / | 7.5-8.2 | |
13 | Chloride (in Cl) | ≤ | / | 0.001 |
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TEL:+86-18190821996
Mail:PHOSPHATE@ALIYUN.COM
ADD:Industrial Park, Shuangsheng Town, Shifang City, Sichuan, China
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