Molekula
Brij 35
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
Brij 35 is a nonionic surfactant composed of polyethylene glycol (PEG) chains attached to a lauryl alcohol backbone. It is widely used in detergents, emulsifiers, and pharmaceutical formulations. CAS: 9002-92-0; Molecular formula: (C2H4O)nC12H26; Molecular weight: N/A; Storage: Ambient; Signal word: Warning.
Molekula supplies Brij 35 in 100 g and 1 kg packs, from £18.36 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 7 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Often bought together
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 — £15.30 per pack ex VAT · £18.36 inc. VAT
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1 kg — £39.20 per pack ex VAT · £47.04 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 | Clear pellets |
| Water | 0.0 - 1.0 % w/w |
| Identification | Conforms to reference |
| Colour of Solution | 0 - 50 Hazen |
| Peroxide value | 0 - 5.0 meqO2/kg |
| Hydroxyl value | 40 - 60 mg KOH/g |
| Residual Dioxane | 0 - 10 ppm |
| Residual Ethylene Oxide | 0 - 1 ppm |
| Appearance in Solution | Clear liquid @ 60°C |
| Acid Value (mg KOH/g) | 0 - 1.0 mg KOH/g |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
For research use only. Not for human use.
Identification
| Property | Value |
|---|---|
| SKU | 28156962 |
| CAS Number | 9002-92-0 |
| Molecular Formula | (C2H4O)nC12H26 |
| Molecular Weight | N/A |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 3402.42.2010 |
| Tariff Code | 3402420090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
- H402 Harmful to aquatic life
Precautionary statements
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- 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
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Hungarian, 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 Brij 35 used for?
Brij 35 is commonly used as a nonionic surfactant in pharmaceuticals, cosmetics, and industrial formulations for emulsification and solubilization.
What is the chemical formula and molecular weight of Brij 35?
The formula is (C2H4O)nC12H26; molecular weight is not available as it is a polymeric mixture with variable chain length.
How should Brij 35 be stored?
Store at ambient temperature, away from direct sunlight and moisture, in a tightly closed container.
What grade of Brij 35 is available?
Molekula supplies Brij 35 to a defined specification rather than a named grade. The specification covers appearance (clear pellets), water content of 0.0 - 1.0 % w/w, identification conforming to reference, solution colour of 0 - 50 Hazen, peroxide value of 0 - 5.0 meqO2/kg, hydroxyl value of 40 - 60 mg KOH/g, residual dioxane of 0 - 10 ppm, residual ethylene oxide of 0 - 1 ppm, a clear liquid appearance in solution at 60°C and an acid value of 0 - 1.0 mg KOH/g.
Can Molekula supply Brij 35 in bulk?
Yes, Molekula can supply Brij 35 in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a Brij 35 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 Brij 35?
Directly from Molekula, which lists Brij 35 in 100 g and 1 kg packs from £18.36 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.