Sodium hydroxide
SIGALD/S5881 - reagent grade, ≥98%, pellets (anhydrous)
Synonym: ‘Caustic soda’
CAS Number: 1310-73-2
Empirical Formula (Hill Notation): HNaO
Molecular Weight: 40.00
EC Number: 215-185-5
MDL Number: MFCD00003548
Linear Formula: NaOH
Product Type: Chemical
| agency | suitable for EPA 1621 |
| suitable for SM 4500 - NH3 | |
| application(s) | PFAS testing |
| assay | ≥98% |
| density | 2.13 g/cm3 at 20 °C |
| form | pellets (anhydrous) |
| grade | reagent grade |
| impurities | ≤1.0% sodium carbonate |
| InChI | 1S/Na.H2O/h;1H2/q+1;/p-1 |
| InChI key | HEMHJVSKTPXQMS-UHFFFAOYSA |
| mp | 318 °C (lit.) |
| pH | (ca.> 14 at 100 g/l at 20 °C) |
| Quality Level | 200 ![]() |
| SMILES string | [OH-].[Na+] |
| solubility | water: soluble 1260 g/L at 20 °C |
| technique(s) | cell culture | mammalian: suitable |
| vapor density | >1 (vs air) |
| vapor pressure | <18 mmHg ( 20 °C) |
| 3 mmHg ( 37 °C) |
| Application: | • Sodium hydroxide has been used in the staining procedure of cells. • It has been used in the procedure of decellularizing human amniotic membrane for cell culture. • It has been used for chemical inactivation of fluorophores in immunostained cells. |
| Packaging: | 1, 6×1 kg in poly bottle |
| Packaging: | 5 kg in poly drum |
| Packaging: | 500 g in poly bottle |
| Packaging: | Bulk packages |
| Symbol | GHS05 |
| Signal word | Danger |
| Hazard statements | H290 - H314 |
| Precautionary statements | P234 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 35 |
| Safety Statements | 26-37/39-45 |
| RIDADR | UN 1823 8 / PGII |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥98% |
| mp | 318 °C (lit.) |
| Density | 2.13 g/cm3 at 20 °C |
| UNSPSC | 12352302 |


