4-Nitrophenyl phosphate disodium salt hexahydrate (pNPP) 98+%
Supplier: Thermo Scientific
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128860100
128860500
ACRO128860100EA
75.8
GBP
ACRO128860100
ACRO128860500
4-Nitrophenyl phosphate disodium salt hexahydrate (pNPP) 98+%
4-Nitrophenyl phosphate disodium salt hexahydrate (pNPP)
Formula:
C₆H₄NNa₂O₆P·6H₂O Melting Pt: >300 °C Storage Temperature: Refrigerator |
MDL Number:
MFCD00066288 CAS Number: 333338-18-4 EINECS: 224-246-5 |
Specification Test Results
Appearance | White to light yellow Crystalline powder or crystals |
Infrared spectrum | Conforms |
Water | 27.5 to 31.0 % (K.F.) |
Solubility | (5 % in water) Clear |
HPLC | ≤0.1 % free 4-nitrophenol |
Titration with HClO4 | 98.0 to 102.0 % |
UV | at 245 nm A: ≤0.046 |
Color scale | ≤10 APHA |
Residue after evaporation | ≤0.0003 % |
Acidity | ≤0.0002 meq/g |
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