Molekula
Gold (III) chloride
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
Gold (III) chloride is a yellow to brown crystalline solid used in catalysis, material science, and the synthesis of gold-based compounds. It is also used in the electrolytic refining of gold. It is highly reactive and sensitive to moisture and light. Available in powder form with a molecular weight of 303.33 g/mol, it has a CAS number of 13453-07-1 and should be stored at ambient temperature. It carries a warning signal word due to its reactivity. Molekula supplies Gold (III) chloride 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 g — £198.00 per pack ex VAT · £237.60 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 | Yellow crystalline |
| Purity | ≥99.9% |
| Iron (Fe) | ≤0.0050% |
| Lead (Pb) | ≤0.0050% |
| Calcium (Ca) | ≤0.0050% |
| Copper (Cu) | ≤0.0050% |
| Magnesium (Mg) | ≤0.0050% |
| Zinc (Zn) | ≤0.0050% |
| Chromium (Cr) | ≤0.0050% |
| Manganese (Mn) | ≤0.0050% |
| Silver (Ag) | ≤0.0050% |
| Aluminium (Al) | ≤0.0050% |
| Sulphur (S) | ≤0.0050% |
| Gold (Au) | ≥48.2% |
| Platinum (Pt) | ≤0.0050% |
| Ruthenium (Ru) | ≤0.0050% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 30419595 |
| CAS Number | 13453-07-1 |
| IUPAC Name | trichlorogold |
| EC Number | 236-623-1 |
| Molecular Formula | AuCl3 |
| Molecular Weight | 303.33 |
| Exact Mass | 301.8731 |
| SMILES | Cl[Au](Cl)Cl |
| InChIKey | RJHLTVSLYWWTEF-UHFFFAOYSA-K |
| InChI | InChI=1S/Au.3ClH/h;3*1H/q+3;;;/p-3 |
| PubChem CID | 26030 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 28433000 |
| Tariff Code | 2843300000 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
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
- AuCl3
- Auric chloride
- Auric trichloride
- Aurum Muriaticum
- Gold chloride (AuCl3)
- Gold trichloride
- Gold(3+) trichloride
- Goldchlorid
- Slow Digestion Diarrhea
- trichlorogold
Frequently asked questions
What is Gold (III) chloride used for?
It is primarily used in catalysis, particularly in organic synthesis, and as a reagent in gold plating and nanomaterials research.
What is the chemical formula and molecular weight of Gold (III) chloride?
The formula is AuCl3 and the molecular weight is 303.33 g/mol.
How should Gold (III) chloride be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Gold (III) chloride does Molekula supply?
Molekula supplies Gold (III) chloride in high purity grade, suitable for research and laboratory use.
Can Molekula supply Gold (III) chloride in bulk?
Yes, Molekula can supply Gold (III) chloride in bulk quantities—please contact sales for details.
What documentation comes with a purchase of Gold (III) chloride?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the product.
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.