Molekula
Bismuth subnitrate
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
Bismuth subnitrate is a white, crystalline powder used in pharmaceuticals and cosmetics, particularly in topical preparations for skin conditions. It acts as an astringent and mild antiseptic. Available with CAS number 1304-85-4, molecular formula Bi5H9N4O22, and molecular weight 1,461.99 g/mol. Store at ambient temperatures. Hazardous: signal word Danger. Molekula supplies Bismuth subnitrate 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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100 g — £62.10 per pack ex VAT · £74.52 inc. VAT
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250 g — £113.00 per pack ex VAT · £135.60 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 | white powder |
| Identification | Conforms to reference |
| Loss on Drying | 3.0%max |
| Chloride (Cl-) | 0.035%max |
| Bi2O3 | >79% |
| Arsenic (As) | 8.0ppm max |
| Alkali & Alkaline Earth Metals | <0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 5.1 |
| Packing Group | II |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Heavy, microcrystalline powder |
| Odour | Odorless |
| Melting Point | 260 °c decomp |
Source: PubChem CID 73415757 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 50274339 |
| CAS Number | 1304-85-4 |
| IUPAC Name | pentabismuth;oxygen(2-);nonahydroxide;tetranitrate |
| EC Number | 215-136-8 |
| Molecular Formula | Bi5H9N4O22 |
| Molecular Weight | 1,461.99 |
| Exact Mass | 1461.8728 |
| SMILES | [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[O-2].[Bi+3].[Bi+3].[Bi+3].[Bi+3].[Bi+3] |
| InChIKey | QGWDKKHSDXWPET-UHFFFAOYSA-E |
| InChI | InChI=1S/5Bi.4NO3.9H2O.O/c;;;;;4*2-1(3)4;;;;;;;;;;/h;;;;;;;;;9*1H2;/q5*+3;4*-1;;;;;;;;;;-2/p-9 |
| PubChem CID | 73415757 |
| UN Number | UN1477 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2834290500 |
| Tariff Code | 2834298000 |
Safety & GHS
-
Oxidizing
GHS03
-
Health Hazard
GHS07
Hazard statements
- H272 May intensify fire; oxidizer
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P220 Keep/Store away from clothing/combustible materials
- P260 Do not breathe 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, 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
- Basic bismuth nitrate
- Bismuth nitrate, basic
- Bismuth paint
- Bismuth Synlab
- Bismuth White
- Cosmetic White
- Novismuth
- Spanish White
- Vicalin
- Vikaline
Frequently asked questions
What is bismuth subnitrate used for?
Bismuth subnitrate is primarily used in pharmaceuticals and cosmetics, particularly in topical preparations for skin conditions due to its mild antiseptic and astringent properties.
What is the chemical formula and molecular weight of bismuth subnitrate?
The formula is Bi5H9N4O22 with a molecular weight of 1,461.99 g/mol.
How should bismuth subnitrate be stored?
It should be stored at ambient temperature, away from moisture and direct sunlight.
What grade of bismuth subnitrate does Molekula supply?
Molekula supplies bismuth subnitrate in analytical grade, suitable for research and pharmaceutical applications.
Can Molekula supply bismuth subnitrate in bulk?
Yes, Molekula can supply bismuth subnitrate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a purchase of bismuth subnitrate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.
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.