Reagent Application Phosphate
AR-GR-MAP-Mono Ammonium Phosphate
Analytical /Guaranteed reagent
MAP-Mono Ammonium Phosphate is used as buffering agent and Medium
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Product Detail
Analytical /Guaranteed reagent MAP-Mono Ammonium Phosphate
Molecular formula: NH4H2PO4
Molecular weight: 115.0
CAS Number: 7722-76-1
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Properties
White granular crystal; relative density at 1.803g/cm3, melting point at 190℃ , easily soluble in water, slightly soluble in alcohol, insoluble in ketene, PH value of 1% solution is 4.5.
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Package
25 kgs bag,1000 kgs,1100 kgs, 1200 kgs jumbo bag,
Special mark could be Customized
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Specification
| No |
Specifications |
Guaranteed Reagent |
Analytical Reagent |
| 1 |
Assay（AsNH4H2PO4 ）%≥ |
99.5 |
99.0 |
| 2 |
PHValue（50g/L,25℃） |
4.0—4.5 |
4.0—4.5 |
| 3 |
Appearance of Solution ≤ |
2 |
3 |
| 4 |
Water Insoluble %≤ |
0.005 |
0.005 |
| 5 |
Chloride(Cl) %≤ |
0.0003 |
0.0005 |
| 6 |
Sulphate（As SO42- ）%≤ |
0.005 |
0.005 |
| 7 |
Nitrate(NO3) %≤ |
0.0005 |
0.001 |
| 8 |
Potassium(K) %≤ |
0.003 |
0.003 |
| 9 |
Arsenic(As) %≤ |
0.0002 |
0.0002 |
| 10 |
Sodium(Na) %≤ |
0.005 |
0.005 |
| 11 |
Iron(Fe) %≤ |
0.0005 |
0.001 |
| 12 |
Heavy Metal(As Pb ) %≤ |
0.0005 |
0.0005 |
