Ammonium dihydrogen phosphate ≥98%, crystals for HPLC, J.T.Baker®
Fournisseur: VWR International
MOC : With Information"
A propos de cet article
Synonymes: Ammonium phosphate, monobasic,Ammonium Phosphate Monobasic
Formule:NH₄H₂PO₄
MW:115.03 g/mol
Point de Fusion:190 °C
Densité:1.8 g/cm³ (20 °C)
Numéro MDL:MFCD00003396
Numéro CAS:7722-76-1
Index Merck:13,00547
:Length:
:Width:
:Height:
:Ø
:Thickness:
:98
:Management of Change (MOC) category = NI
:Boiling Pt:
:Boiling Pt:
:Melting Pt:
:Melting Pt: 190 °C
:Flash Pt:
:Flash Pt:
:M.W. 115.03 g/mol
Température d'entreposage:Ambient
EINECS:231-764-5
:M.O.C. Category NI
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Résultats des tests de spécification
- For Laboratory,Research,or Manufacturing Use:
- Assay (NH₄H₂PO₄):≥98.0 %
- Insoluble Matter:≤0.005 %
- Ammonium Hydroxide Precipitate:≤0.005 %
- pH of 5% Solution at 25°C:3.8 - 4.4
- Nitrate (NO₃):≤0.001 %
- Sulfur Compounds (as SO₄):≤0.005 %
- Trace Impurities - Iron (Fe):≤0.001 %
- Potassium (K):≤0.005 %
- Sodium (Na):≤0.005 %
- Ultraviolet Absorbance (1.00-cm cell vs. water) - 254 nm:≤0.03
- Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 nm:≤0.02
- Ultraviolet Absorbance (1.00-cm cell vs. water) - 350 nm:≤0.01
- Chloride (Cl):≤5 ppm
- Trace Impurities - Arsenic (As):≤0.500 ppm
- Trace Impurities - ACS - Heavy Metals (as Pb):≤5 ppm
Résultats des tests de spécification
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