Molekula
Vegetable glycerol
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
Vegetable glycerol, also known as glycerin or glycerine, is a simple polyol compound and a colorless, odorless, viscous liquid widely used in pharmaceuticals, cosmetics, food processing, and as a humectant in tobacco and personal care products. It serves as a solvent, sweetener, and moisture-retaining agent. This chemical has a CAS number of 56-81-5, with the molecular formula HOCH2CH(OH)CH2OH and a molecular weight of 92.09 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification.
Molekula supplies Vegetable glycerol in 500 mL packs, from £37.08 inc. VAT. It is made or sourced to order. Every batch ships with a certificate of analysis, and safety data sheets are available in 5 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
On backorder — expected to ship by 5 December 2026
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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500 mL — £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 | Transparent liquid |
| Density | 1.257 |
| Refractive Index | 1.470-1.475 n D20 |
| Water | ≤0.5% |
| Heavy metals | ≤5ppm |
| Colour | ≤10 APHA |
| Sulphated Ash | ≤0.01% |
| Chlorides | ≤0.001% |
| Aldehydes | ≤10ppm |
| Acidity / Alkalinity | ≤0.2ml 0.1 M-NaOH |
| Halogenated Compounds | ≤35ppm |
| Total Impurities | ≤0.5% |
| Any other impurity | ≤0.1% |
| Identification (IR) | Passed tests A &B |
| Sugar | Negative |
| Esters (HCI 0,1M) | 8ml. 0,1 N-HCl |
| diethylene glycol and another compounds | ≤0.1% |
| Glycerine content | ≥99.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 199 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Syrupy, rhombic plates |
| Odour | Mild odor |
| Melting Point | 18.1 °C |
| Boiling Point | 290 °C |
| Density | 1.26 (relative, water = 1) |
| Water Solubility | 5296 g/L at 25 °C |
| Vapour Pressure | 0.01 Pa at 25 °C |
| Refractive Index | 1.4746 |
| pKa | pKa = 14.4 |
| log P (octanol/water) | -1.76 |
Source: PubChem CID 753 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 90025553 |
| CAS Number | 56-81-5 |
| IUPAC Name | propane-1,2,3-triol |
| EC Number | 200-289-5 |
| Molecular Formula | HOCH2CH(OH)CH2OH |
| Molecular Weight | 92.09 |
| Exact Mass | 92.0473 |
| SMILES | C(C(CO)O)O |
| InChIKey | PEDCQBHIVMGVHV-UHFFFAOYSA-N |
| InChI | InChI=1S/C3H8O3/c4-1-3(6)2-5/h3-6H,1-2H2 |
| PubChem CID | 753 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29054500 |
| Tariff Code | 2905450000 |
Safety & GHS
Detailed safety information available in the SDS — see Documents below.
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.
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 vegetable glycerol commonly used for?
Vegetable glycerol is widely used as a humectant in cosmetics, pharmaceuticals, and food products, as well as in the production of inks, explosives, and as a solvent.
What is the chemical formula and molecular weight of vegetable glycerol?
The chemical formula is HOCH₂CH(OH)CH₂OH and the molecular weight is 92.09 g/mol.
How should vegetable glycerol be stored?
Store vegetable glycerol in a tightly sealed container at ambient temperature, away from sources of ignition.
What specification does Molekula's vegetable glycerol meet?
Molekula's vegetable glycerol has a glycerine content of at least 99.5%, with water at or below 0.5%, heavy metals at or below 5 ppm, colour at or below 10 APHA, and total impurities at or below 0.5%.
Can Molekula supply vegetable glycerol in bulk quantities?
Yes, Molekula offers bulk packaging options (drums, IBCs, and tanker loads) for large-scale industrial and commercial needs.
What documentation comes with an order of vegetable glycerol?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a quality assurance certificate to confirm purity and compliance.
Where can I buy Vegetable glycerol?
Directly from Molekula, which lists Vegetable glycerol in 500 mL packs from £37.08 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.