Molekula
Sodium hydroxide pellets, ACS Grade
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sodium hydroxide pellets, ACS Grade, are a highly pure form of caustic soda used in laboratories for titrations, pH adjustments, and analytical chemistry. This reagent-grade chemical meets stringent American Chemical Society standards for accuracy and consistency. Beyond the laboratory, it is used to manufacture sodium salts, clean metals, and support petroleum refining and textile processing. CAS 1310-73-2, molecular formula NaOH, molecular weight 40.00 g/mol. Store at ambient conditions. Signal word: Danger. Molekula supplies Sodium hydroxide pellets, ACS Grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — $76.50 per pack
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Clear pellets |
| Heavy metals | 0 - 20mg/kg |
| Chloride (Cl-) | 0 - 50mg/kg |
| NaOH | 99% min |
| Iron (Fe) | 0 - 10mg/kg |
| Sulphates (SO4)(2-) | 0 - 200mg/kg |
| Sodium carbonate (Na2CO3) | 0 - 2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White, orthogonal crystals |
| Odour | Odorless |
| Melting Point | 323 °C |
| Boiling Point | 1388 °C |
| Density | 2.13 g/cm³ 25 °C |
| Solubility (other solvents) | 1 g dissolves in 7.2 mL absolute alcohol, 4.2 mL methanol; also soluble in glycerol |
| Vapour Pressure | 1.82 × 10⁻²¹ mmHg at 25 °C (extrapolated) |
Source: PubChem CID 14798 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90027821 |
| CAS Number | 1310-73-2 |
| IUPAC Name | sodium hydroxide |
| EC Number | 215-185-5 |
| Molecular Formula | NaOH |
| Molecular Weight | 40.00 |
| Exact Mass | 39.9925 |
| SMILES | [OH-].[Na+] |
| InChIKey | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
| InChI | InChI=1S/Na.H2O/h;1H2/q+1;/p-1 |
| PubChem CID | 14798 |
| UN Number | UN1823 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28151100 |
| Tariff Code | 2815110000 |
Safety & GHS
-
Corrosive
GHS05
Hazard statements
- H290 May be corrosive to metals
- H314 (sub cat. 1A) Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Aetznatron
- Caustic soda
- Natriumhydroxid
- Plung
- Rohrputz
- Soda lye
- Soda, caustic
- Sodium hydrate
- SODIUM HYDROXIDE
- White caustic
Frequently asked questions
What is sodium hydroxide pellets, ACS Grade, commonly used for in laboratories?
ACS Grade sodium hydroxide pellets are primarily used for titrations, pH adjustments, and as a reagent in organic synthesis, ensuring high purity for analytical applications.
What is the chemical formula and molecular weight of sodium hydroxide pellets?
The chemical formula is **NaOH** with a molecular weight of **40.00 g/mol**.
How should sodium hydroxide pellets be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture and CO₂ to prevent degradation.
What grade of sodium hydroxide pellets does Molekula supply, and is ACS Grade available?
Molekula supplies **ACS Grade sodium hydroxide pellets**, meeting stringent purity standards for analytical and laboratory use.
Can Molekula supply sodium hydroxide pellets in bulk quantities?
Yes, Molekula can provide sodium hydroxide pellets in bulk, with quantities tailored to meet your specific research or industrial needs.
What documentation comes with an order of sodium hydroxide pellets?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
What is it used for?
Sodium hydroxide is a strong base used to produce sodium salts and to regulate pH. Industry also relies on it for alkaline cleaning of metals, petroleum production and refining, and textile fiber and fabric manufacturing.
Ready to order or need a custom pack?
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