CAS number : 25447-33-0
Molecular weight :
Molecular formula/chemical symbol :(NH4) 3.PO4.3 (H2O)
Description :
White crystals. Air set to lose some of the ammonia. Soluble in water, slightly soluble in dilute ammonia, insoluble in alcohol and acetone.
Keywords: Phosphate
USES :
For the analysis of reagent, a masking agent, cork agent, timber fire retardant
Report :
Name |
Triammonium phosphate (trihydrate) |
CAS: 25447-33-0 |
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Characters |
White crystalline |
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Chemical formula |
(NH4)3.PO4.3(H2O) |
White crystalline |
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Test Item |
Test results |
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Project Item |
Analytical grade |
Chemically pure |
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Content[(NH4)3PO4·3H2O)Assay,% ≥ |
98.0 |
95.0 |
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(Fe)Iron,% ≤ |
0.001 |
0.003 |
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(As)Arsenic,% ≤ |
0.0001 |
0.0003 |
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Heavy metals (Pb)Heavy metals,% ≤ |
0.001 |
0.002 |
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Alkali metals (as phosphate)Alkali metals,% ≤ |
0.1 |
0.3 |
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Clarity TestClarity |
Qualified |
Qualified |
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Insoluble matter in water,% ≤ |
0.005 |
0.01 |
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(Cl)Chloride,% ≤ |
0.001 |
0.002 |
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Sulfur compounds (SO4)Sulfur compounds≤ |
0.01 |
0.02 |