Molekula
Potassium hexacyanocobaltate (III)
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
Potassium hexacyanocobaltate(III) is an inorganic compound with the formula Co(CN)6K3, primarily used as a redox-inert control or analogue for potassium ferricyanide in electrochemical studies, as a reagent in analytical chemistry, and in the production of cobalt-based catalysts. It appears as a pale yellow to nearly colourless crystalline solid with high solubility in water. CAS 13963-58-1, molecular weight 332.33 g/mol, stable at ambient storage conditions. Labelled with a warning signal word due to potential hazards. Molekula supplies Potassium hexacyanocobaltate(III) 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.
-
25 g — £45.10 per pack ex VAT · £54.12 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 | Light yellow crystal powder |
| Assay | ≥98% |
| Iron (Fe) | ≤0.005% |
| Substance insoluble | ≤0.001% |
| Sulphates (SO4)(2-) | ≤0.02% |
| Free cyanide | ≤0.01% |
| Alkalinity meq/g | ≤0.15 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 31759507 |
| CAS Number | 13963-58-1 |
| Molecular Formula | Co(CN)6K3 |
| Molecular Weight | 332.33 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2837.20.5100 |
| Tariff Code | 2837200090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- EUH032 Contact with acids liberates very toxic gas
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H317 May cause an allergic skin reaction
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
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
No alternate names recorded for this product.
Frequently asked questions
What is potassium hexacyanocobaltate (III) commonly used for?
It is primarily used as a reagent in analytical chemistry, including in the detection of zinc ions, and as a precursor for zinc hexacyanocobaltate double metal cyanide catalysts.
What is the chemical formula and molecular weight of potassium hexacyanocobaltate (III)?
The formula is Co(CN)₆K₃, and the molecular weight is 332.33 g/mol.
What safety classification does potassium hexacyanocobaltate (III) have?
The product is labeled with a Signal Word: Warning, indicating moderate hazard.
How should potassium hexacyanocobaltate (III) be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and incompatible substances.
Does Molekula offer potassium hexacyanocobaltate (III) in bulk quantities?
Yes, we can supply this product in bulk—please contact us for minimum order quantities and pricing.
What documentation is provided with an order of potassium hexacyanocobaltate (III)?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a product specification sheet.
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.