Molekula
Vegetable glycerol
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
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 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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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.
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 grades of vegetable glycerol does Molekula supply?
Molekula supplies **food-grade, cosmetic-grade, and technical-grade** vegetable glycerol, depending on purity and application requirements.
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.
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.