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Sodium hydroxide, for analysis, 50 wt% solution in water, Thermo Scientific Chemicals
Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications
Specifications
Color | Colorless |
Boiling Point | 145.0°C |
Melting Point | 12.0°C |
Linear Formula | NaOH |
Density | 1.5000g/mL |
Merck Index | 15, 8761 |
Solubility Information | Solubility in water: soluble in water. Other solubilities: soluble in alcohol and glycerol, insoluble in acetone and ether |
Quantity | 500 mL |
Formula Weight | 40 |
Percent Purity | 49 to 51% |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
A0465894 | Certificate of Analysis | 25/01/2025 | 380210100,380210025,380215000 |
A0468043 | Certificate of Analysis | 25/01/2025 | 380210100,380210025,380215000 |
A0467194 | Certificate of Analysis | 25/01/2025 | 380210100,380210025,380215000 |
A0462485 | Certificate of Analysis | 31/07/2024 | 380210100,380210025,380215000 |
A0462021 | Certificate of Analysis | 11/06/2024 | 380210100,380210025,380215000 |
Safety and Handling

- Sodium hydroxide, 50 wt% solution in water
- Danger
- Substances and mixtures corrosive to metals Category 1
- Skin corrosion/irritation Category 1 A
- Serious eye damage/eye irritation Category 1
- H290-May be corrosive to metals.
- H314-Causes severe skin burns and eye damage.
- P234-Keep only in original container.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P310-Immediately call a POISON CENTER/doctor/.
- MIXTURE LIST-Contains : Sodium hydroxide
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