Sodium dihydrogen phosphate, anhydrous ≥99%, HiPerSolv CHROMANORM® for HPLC
Supplier: VWR Chemicals
VWRC85916.150EA
6.1
SGD
VWRC85916.150
VWRC85916.230
Sodium dihydrogen phosphate, anhydrous ≥99%, HiPerSolv CHROMANORM® for HPLC
Sodium dihydrogen phosphate
Formula:
NaH₂PO₄ Melting Pt: ∼650 °C Density: 0,9996 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00003527 CAS Number: 7558-80-7 EINECS: 231-449-2 REACH: 01-2119489796-13 Merck Index: 12,08806 |
Specification Test Results
Assay | ≥ 99 % |
Appearance | White crystalline powder |
Filter test | Conforms to standard |
RP gradient test | Conforms to standard |
Solubility in water (0.1 g/ml; 25°C) | Colourless, complete |
pH (20°C; 10 %) | 4,0 - 4,5 |
Absorbance (210 nm) (0.5 mol/l) | ≤ 0,1 |
Absorbance (260 nm) (0.5 mol/l) | ≤ 0,06 |
Absorbance (280 nm) (0.5 mol/l) | ≤ 0,04 |
Absorbance (320 nm) (0.5 mol/l) | ≤ 0,02 |
Absorbance (500 nm) (0.5 mol/l) | ≤ 0,02 |
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