Molekula
Polyethylene glycol 20000
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
Polyethylene glycol 20000 (PEG 20000) is a high-molecular-weight polymer used as a binder, lubricant, and excipient in pharmaceuticals, cosmetics, and industrial applications. It improves solubility, texture, and stability in formulations while being non-toxic and water-soluble. CAS 25322-68-3, molecular formula H(OCH2CH2)nOH, and stored at ambient conditions with no signal word. Molekula supplies Polyethylene glycol 20000 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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1 kg — £30.90 per pack ex VAT · £37.08 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 flake |
| Water | ≤1.0 |
| pH | (1% solution): 5.0 to 7.0 |
| Colour | 0-60 |
| Hydroxyl value | (mKOH/g): 26 to 30 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 25912252 |
| CAS Number | 25322-68-3 |
| Molecular Formula | H(OCH2CH2)nOH |
| Molecular Weight | - |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 3907.29.00.00 |
| Tariff Code | 3907291190 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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 polyethylene glycol 20000 (PEG 20000) commonly used for?
PEG 20000 is widely used as a stationary phase in gas chromatography (as in Carbowax 20M-type columns), in pharmaceutical formulations as an excipient, and in industrial applications like lubricants, plasticizers, and detergents.
What is the molecular formula and approximate molecular weight of PEG 20000?
The molecular formula is **H(OCH₂CH₂)ₙOH**, with an approximate molecular weight of **20,000 g/mol** (varies slightly by batch).
How should PEG 20000 be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and direct sunlight.
What grades of PEG 20000 does Molekula supply?
Molekula supplies **pharmaceutical-grade (EP/USP) and industrial-grade PEG 20000**—confirm your application for the appropriate specification.
Can Molekula supply PEG 20000 in bulk quantities?
Yes, we offer PEG 20000 in bulk (drums, totes, or custom packaging) for industrial and pharmaceutical customers—contact us for pricing and lead times.
What documentation comes with an order of PEG 20000?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
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.