Molekula
Spiramycin
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
Spiramycin is a macrolide antibiotic used in veterinary medicine and research for treating bacterial infections. It is available in powder form with a molecular weight of 843.05 g/mol, a molecular formula of C43H74N2O14, and a CAS number of 8025-81-8. Store at ambient temperature. Hazard symbol: Danger. Molekula supplies Spiramycin 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.
Often bought together
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 — £26.40 per pack ex VAT · £31.68 inc. VAT
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5 g — £68.10 per pack ex VAT · £81.72 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 | Off White Powder |
| Assay/Purity | >4100IU/mg |
| Heavy metals | < 20ppm |
| Identification | Conforms to reference |
| Loss on Drying | < 3.5% |
| Sulphated Ash | < 1.0% |
| Ethanol | < 2.0% |
| Specific optical rotation | -85 to -80 deg |
| Water (KF) | <3.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 26027233 |
| CAS Number | 8025-81-8 |
| Molecular Formula | C43H74N2O14 |
| Molecular Weight | 843.05 |
| SMILES | C[C@@H]1C/C=C/C=C/[C@@H]([C@@H](C[C@@H]([C@@H]([C@H]([C@@H](CC(=O)O1)O)OC)O[C@H]2[C@@H]([C@H]([C@@H]([C@H](O2)C)O[C@H]3C[C@@]([C@H]([C@@H](O3)C)O)(C)O)N(C)C)O)CC=O)C)O[C@H]4CC[C@@H]([C@H](O4)C)N(C)C |
| UN Number | UN3077 |
| REACH Code | Y110 |
| HTS Code | 2941.90.1050 |
| Tariff Code | 2941900000 |
Safety & GHS
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Serious Health Hazard
GHS08
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Hazardous to the Environment
GHS09
Hazard statements
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- 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
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
No alternate names recorded for this product.
Frequently asked questions
What is Spiramycin used for?
Spiramycin is an antibiotic used primarily in the treatment of bacterial infections, especially in veterinary medicine and some human applications like toxoplasmosis.
What is the chemical formula and molecular weight of Spiramycin?
The chemical formula is C43H74N2O14, and the molecular weight is 843.05 g/mol.
How should Spiramycin be stored?
Spiramycin should be stored at ambient temperature.
What grade of Spiramycin does Molekula supply?
Molekula supplies Spiramycin in research-grade quality, suitable for laboratory use.
Can Molekula supply Spiramycin in bulk quantities?
Yes, Molekula can supply Spiramycin in bulk quantities—please contact our sales team for custom order details.
What documentation comes with a Spiramycin order?
Each order includes a Certificate of Analysis (CoA) 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.