Sodium hydroxide solution
SIAL/69413 - suitable for HPLC, LiChropur™, 49.0-51.0%
CAS Number: 1310-73-2
Empirical Formula (Hill Notation): HNaO
Molecular Weight: 40.00
MDL Number: MFCD00003548
Linear Formula: NaOH
Product Type: Chemical
| λ | 10 % in H2O |
| concentration | 49.0-51.0% |
| density | 1.500-1.540 g/mL at 20 °C |
| form | solution |
| impurities | ≤0.1% sodium carbnate (Na2CO3) |
| InChI | 1S/Na.H2O/h;1H2/q+1;/p-1 |
| InChI key | HEMHJVSKTPXQMS-UHFFFAOYSA |
| SMILES string | [OH-].[Na+] |
| technique(s) | HPLC: suitable |
| UV absorption | λ: 240 nm Amax: ≤0.17 |
| λ: 260 nm Amax: ≤0.15 | |
| λ: 280 nm Amax: ≤0.08 | |
| λ: 300 nm Amax: ≤0.03 | |
| λ: 500 nm Amax: ≤0.02 | |
| vapor pressure | 3 mmHg ( 37 °C) |
| Application: | Sodium hydroxide may be used: • As an extraction solvent in high-performance liquid chromatography (HPLC) in combination with inductively coupled plasma mass spectrometry (ICP-MS) (HPLC ICP-MS) speciation of selenium in enriched onion leaves. • As an analytical reagent in HPLC and HPLC coupled electrospray ionization tandem mass spectrometry (HPLC/ESI-MS/MS) determination of flavonoids and stilbenes in red wine and related biological products. |
| General description: | Sodium hydroxide is widely used in numerous industrial processes, including the manufacture of pulp and paper, soaps and detergents, textiles and drinking water. It is also used in the preparation of dyes, bleaches and drugs. |
| Legal Information: | LiChropur is a trademark of Merck KGaA, Darmstadt, Germany |
| Recommended products: | Discover LiChropur™ reagents ideal for HPLC  or LC-MS analysis |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H290 - H314 |
| Precautionary statements | P234 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 1.500-1.540 g/mL at 20 °C |
| UNSPSC | 41116105 |