Molekula
Sodium nitroprusside
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 nitroprusside is a coordination compound used primarily in medical diagnostics and research, particularly in the detection of thiols and as a vasodilator in clinical settings. It is a deep red crystalline solid with the molecular formula Na2Fe(CN)5NO·2H2O, a molecular weight of 297.951 g/mol, and is stable at ambient temperatures. It is classified as a hazardous substance with a signal word of Danger. Molekula supplies Sodium nitroprusside 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.
Often bought together
Pricing & pack sizes
In stock — same-day dispatch
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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100 g — £46.70 per pack ex VAT · £56.04 inc. VAT
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250 g — £95.00 per pack ex VAT · £114.00 inc. VAT
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1 kg — £310.00 per pack ex VAT · £372.00 inc. VAT
Need a different quantity or pack?
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 | Wine red crystals |
| Chloride (Cl-) | ≤0.02% |
| Assay | ≥99.0% |
| Insoluble Matter | ≤0.01% |
| Water (KF) | 9.00 TO 15.00% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 100 °C |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 10298102 |
| CAS Number | 13755-38-9 |
| EC Number | 604-025-3 |
| Molecular Formula | Na2Fe(CN)5NO·2H2O |
| Molecular Weight | 297.951 |
| SMILES | [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[N-]=O.O.O.[Na+].[Na+].[Fe+4] |
| UN Number | UN3288 |
| REACH Code | Y110 |
| HTS Code | 2837.20.5100 |
| Tariff Code | 2837200090 |
Safety & GHS
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Toxic
GHS06
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Serious Health Hazard
GHS08
Hazard statements
- EUH032 Contact with acids liberates very toxic gas
- H301 Toxic if swallowed
- H370 Causes damage to organs
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P405 Store locked up
- P501 Dispose of contents/container to an approved waste disposal plant
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
No alternate names recorded for this product.
Frequently asked questions
What is sodium nitroprusside used for?
Sodium nitroprusside is primarily used as a vasodilator in medical settings to treat hypertension and is also used in chemical testing for thiols and cyanide.
What is the chemical formula and molecular weight of sodium nitroprusside?
The formula is Na2Fe(CN)5NO·2H2O with a molecular weight of 297.951 g/mol.
How should sodium nitroprusside be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade of sodium nitroprusside does Molekula supply?
Molekula supplies sodium nitroprusside in analytical grade.
Can Molekula supply sodium nitroprusside in bulk?
Yes, Molekula can supply sodium nitroprusside in bulk quantities upon request.
What documentation comes with a sodium nitroprusside order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS).
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.