Specification Sheet
Product Name
Sodium phosphate monobasic suitable for HPLC, 99.0-101.0% (T)
Product Number
52074
Product Brand
sial
CAS Number
7558-80-7
Molecular Weight
119.98
Test | Specification | 
|---|---|
| APPEARANCE (COLOR) | Colorless or White | 
| APPEARANCE (FORM) | Powder or Crystals | 
| TITRATION (T) NAOH 0.1M | 99.0 - 101.0 % | 
| SUITABILITY TEST (HPLC) | CORRESPONDS TO STANDARD | 
| SOLUBILITY (COLOR) | Colorless | 
| SOLUBILITY (TURBIDITY) | Clear | 
| SOLUBILITY (METHOD) | WATER 0.1G/ML 25C | 
| PH | 4.0-4.5 (20 C, 10% in H2O) | 
| UV Absorbance | UV-Absorption at 210 nm ≤ 0.100 | 
| UV Absorbance | UV-Absorption at 260 nm ≤ 0.060 | 
| UV Absorbance | UV-Absorption at 280 nm ≤ 0.040 | 
| UV Absorbance | UV-Absorption at 320 nm ≤ 0.020 | 
| UV Absorbance | UV-Absorption at 500 nm ≤ 0.020 | 
| RESIDUE (FILTER TEST) | NO RESIDUE | 
| FILTERTEST (METHOD) | 10 % in water | 
| RECOMMENDED RETEST PERIOD | 42 MONTHS |