Molekula
Sodium azide 10% solution in water
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sodium azide is a highly reactive inorganic compound primarily used as a reagent in analytical chemistry, airbag inflators, and as a preservative in biological samples. This 10% aqueous solution is a stable, liquid form of sodium azide (CAS 26628-22-8, N₃Na, MW 65.01 g/mol) with a Danger signal word, requiring careful handling. It is stored at ambient conditions and must be kept in a well-ventilated area, away from sources of heat or ignition. Molekula supplies Sodium Azide 10% Solution 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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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.
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Specifications
| Property | Value |
|---|---|
| Appearance | Clear to hazy colourless liquid |
| Sodium azide | > 99.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | II |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90037209 |
| CAS Number | 26628-22-8 |
| IUPAC Name | sodium azide |
| EC Number | 247-852-1 |
| Molecular Formula | N3Na |
| Molecular Weight | 65.01 |
| Exact Mass | 64.999 |
| SMILES | [N-]=[N+]=[N-].[Na+] |
| InChIKey | PXIPVTKHYLBLMZ-UHFFFAOYSA-N |
| InChI | InChI=1S/N3.Na/c1-3-2;/q-1;+1 |
| PubChem CID | 33557 |
| UN Number | UN3287 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2850.00.5000 |
| Tariff Code | 2850006010 |
Safety & GHS
-
Toxic
GHS06
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- EUH032 Contact with acids liberates very toxic gas
- H301 Toxic if swallowed
- H310 Fatal in contact with skin
- H330 Fatal if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P302+P352 IF ON SKIN: Wash with soap and water
- P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- Azide, sodium
- Azoture de sodium
- Azydek sodu
- Hydrazoic acid sodium salt
- Kazoe
- Natriumazid
- Natriummazide
- Nemazyd
- Sodium, azoture de
- Sodium, azoturo di
Frequently asked questions
What is sodium azide 10% solution in water commonly used for?
This solution is primarily used as a reagent in analytical chemistry, for example in the azide modification of the Winkler dissolved-oxygen titration, where it removes nitrite interference, and as a precursor for azide chemistry in organic synthesis.
What is the chemical formula and molecular weight of sodium azide?
The formula is N₃Na (sodium azide), and the molecular weight is 65.01 g/mol (anhydrous). The 10% solution adjusts the effective concentration per volume.
How should sodium azide 10% solution be stored?
Store at ambient temperature in a cool, dry place, away from heat, sparks, or open flames. Use airtight containers to prevent decomposition.
What purity grades or forms of sodium azide solution does Molekula offer?
Molekula supplies this as a 10% w/w aqueous solution. Higher concentrations or solid forms are available upon request—confirm specifications during ordering.
Can Molekula supply sodium azide solution in bulk quantities?
Yes, bulk quantities are available—contact our sales team for custom packaging options (e.g., drums, IBCs) and lead times, especially for orders exceeding 5 kg.
What documentation is provided with a sodium azide solution order?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS/SDS), and batch-specific documentation for traceability. Hazard labels are affixed to packaging.
Is Sodium azide 10% solution in water dangerous goods for shipping?
Yes. Sodium azide 10% solution in water ships as dangerous goods: UN3287, class 6.1, packing group II.
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