Molekula
Dextran 40000
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Dextran 40000 is a high molecular weight polysaccharide used in pharmaceuticals and biotechnology for applications such as plasma volume expansion and as a stabilizer in protein formulations. It is a linear polymer of glucose units with a nominal molecular weight of 40,000 g/mol. CAS: 9004-54-0, molecular formula: [C6H10O5]n, stored at ambient temperature, no signal word required.
Molekula supplies Dextran 40000 in 100 g packs, from £142.08 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 6 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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 — £118.40 per pack ex VAT · £142.08 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 |
| Specific rotation | +195° ~ +201° |
| Heavy metals | ≤10ppm |
| Loss on Drying | ≤7.0% |
| Sulphated Ash | ≤0.3% |
| Appearance of Solution | Clear and colourless |
| Acidity / Alkalinity | Reaction with phenolphthalein, NaOH and HCI |
| Bacterial endotoxins | < 10IU/g |
| Residual Solvents: Methanol | ≤0.05% |
| Residual Solvents: Ethanol | ≤0.5% |
| Nitrogenous | ≤110ppm |
| Other Residual Solvents | ≤0.5% |
| Microbial Contamination | TAMC ≤100CFU/g (No Escherichia coli) |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 11939843 |
| CAS Number | 9004-54-0 |
| Molecular Formula | [C6H10O5]n |
| Molecular Weight | N/A |
| SMILES | C(C1C(C(C(C(O1)OCC2C(C(C(C(O2)OCC(C(C(C(C=O)O)O)O)O)O)O)O)O)O)O)O |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 39139050 |
| Tariff Code | 3913900099 |
Safety & GHS
Detailed safety information available in the SDS — see Documents below.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Dextran 40000 used for?
Dextran 40000 is commonly used as a plasma volume expander in medical applications and as a molecular weight standard in chromatography.
What is the chemical formula and molecular weight of Dextran 40000?
The formula is [C6H10O5]n; molecular weight is not applicable as it is a polymer with variable chain length.
How should Dextran 40000 be stored?
Store at ambient temperature, protected from moisture and light.
What grade of Dextran 40000 is available?
The published specification does not name a grade. It covers appearance, specific rotation, heavy metals, loss on drying, sulphated ash, bacterial endotoxins, residual solvents and microbial contamination limits. Please contact our team for grade details.
Can Molekula supply Dextran 40000 in bulk?
Yes, Molekula can supply Dextran 40000 in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a Dextran 40000 order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS); additional documentation can be provided upon request.
Where can I buy Dextran 40000?
Directly from Molekula, which lists Dextran 40000 in 100 g packs from £142.08 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.