Molekula
Decoppering sachet, filled
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
Decoppering sachet, filled contains elemental bismuth (CAS 7440-69-9), used as a decoppering agent in artillery and large-calibre propellant charges, where it removes the copper fouling that rotating or driving bands deposit in the gun bore. It is supplied as a pre-measured sachet for convenient handling. Molecular formula: Bi, molecular weight: 208.98 g/mol. Store at ambient temperature. Hazard warning: Danger. Molekula supplies Decoppering sachet, filled from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
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 ea — £39.00 per pack ex VAT · £46.80 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 |
|---|---|
| Purity | >99% |
| Iron (Fe) | 0.0005% |
| Lead (Pb) | 0.0006% |
| Arsenic (As) | 0.0008% |
| Copper (Cu) | 0.0004% |
| Zinc (Zn) | 0.0001% |
| Silver (Ag) | <5ppm |
| Antimony (Sb) | 0.0001% |
| Apparent Density | 5.28g/cm3 |
| Chlorine (Cl) | 0.0015% |
| Tellurium (Te) | 0.0001% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 4.1 |
| Packing Group | II |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Gray white soft metal |
| Melting Point | 271 °C |
| Boiling Point | 1564 °C +/-5 °C, 760 mmHg |
| Vapour Pressure | 78 mmHg at 1266 °C |
Source: PubChem CID 5359367 (HSDB, PAC Chemical Database)
Identification
| Property | Value |
|---|---|
| SKU | 90023428 |
| CAS Number | 7440-69-9 |
| IUPAC Name | bismuth |
| Molecular Formula | Bi |
| Molecular Weight | 208.98 |
| Exact Mass | 208.9804 |
| SMILES | [Bi] |
| InChIKey | JCXGWMGPZLAOME-UHFFFAOYSA-N |
| InChI | InChI=1S/Bi |
| PubChem CID | 5359367 |
| UN Number | UN3089 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 81061000 |
| Tariff Code | 8106109000 |
Safety & GHS
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Flammable
GHS02
Hazard statements
- H228 Flammable solid
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P240 Ground/bond container and receiving equipment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
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
- BISMUTH
- bismuth atom
- Bismuth element
- Bismuth Metallicum
- Bismuth powder
- Bismuth-209
- Bismuth, elemental
- BISMUTHUM METALLICUM
- Colitis
- Wismut
Frequently asked questions
What is Decoppering sachet, filled used for?
It is placed in artillery and large-calibre propellant charges as a decoppering agent, removing copper fouling deposited in gun barrels by rotating or driving bands during firing. Bismuth is used in this role as a replacement for lead foil.
What is the chemical formula and molecular weight?
The formula is Bi (bismuth), with a molecular weight of 208.98 g/mol.
How should Decoppering sachet, filled be stored?
Store at ambient temperature, away from moisture and incompatible materials.
What grade is available for this product?
Available in high-purity grade suitable for industrial and laboratory use.
Can Molekula supply Decoppering sachet, filled in bulk?
Yes, Molekula can supply this product in bulk quantities upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
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.