Molekula
Prussian Blue
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
Prussian Blue is a synthetic iron hexacyanoferrate pigment used in industrial applications, including electrochromic devices and as a radioprotective agent. It has a CAS number of 14038-43-8, molecular formula C18Fe7N18, and a molecular weight of 859.24 g/mol. It is stable at ambient storage conditions and has no signal word. Molekula supplies Prussian Blue 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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25 g — £57.50 per pack ex VAT · £69.00 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 | Blue powder |
| Identification | Conforms to reference |
| Moisture | <5.0% |
| Water soluble matter | <2.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Dark blue powder |
| Density | 1.80 g/cm³ |
| Solubility (other solvents) | Slightly soluble in most organic solvents. Soluble in oxalic acid; precipitates on exposure to light |
Source: PubChem CID 2724251 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 79912360 |
| CAS Number | 14038-43-8 |
| IUPAC Name | tris(iron(2+));tetrakis(iron(3+));octadecacyanide |
| Molecular Formula | C18Fe7N18 |
| Molecular Weight | 859.24 |
| Exact Mass | 859.5999 |
| SMILES | [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Fe+2].[Fe+2].[Fe+2].[Fe+3].[Fe+3].[Fe+3].[Fe+3] |
| InChIKey | DCYOBGZUOMKFPA-UHFFFAOYSA-N |
| InChI | InChI=1S/18CN.7Fe/c18*1-2;;;;;;;/q18*-1;3*+2;4*+3 |
| PubChem CID | 2724251 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 32129000 |
| Tariff Code | 3212900000 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
- Berlin Blue
- Berliner Blau
- FERRIC FERROCYANIDE
- Ferric hexacyanoferrate
- Ferrocin
- Iron(III) ferrocyanide
- iron(III) hexacyanoferrate(II)
- Preussischblau
- Prussian blue insoluble
- Turnbulls Blau
Frequently asked questions
What is Prussian Blue used for?
Prussian Blue is used in pigments, electrochromic devices, and as a therapeutic agent for radioactive cesium and thallium poisoning.
What is the chemical formula and molecular weight of Prussian Blue?
The formula is C18Fe7N18 with a molecular weight of 859.24 g/mol.
How should Prussian Blue be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Prussian Blue does Molekula supply?
Molekula supplies Prussian Blue in analytical grade.
Can Molekula supply Prussian Blue in bulk?
Yes, Molekula can supply Prussian Blue in bulk quantities—please contact us for pricing and availability.
What documentation comes with a Prussian Blue 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.