Molekula
Dimethyl sulfoxide (USP/PH. EUR)
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
Dimethyl sulfoxide (DMSO) is a highly polar aprotic solvent widely used in pharmaceuticals as a penetration enhancer, in medical treatments for its anti-inflammatory properties, and in chemical synthesis as a solvent for polar and nonpolar compounds. It meets USP, Ph. Eur., and EP monographs for pharmaceutical-grade applications. This chemical has a CAS number of 67-68-5, a molecular formula of (CH3)2SO, and a molecular weight of 78.13 g/mol. It is stable under ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Dimethyl sulfoxide (USP/PH. EUR) 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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 |
|---|---|
| UV Absorbance | No absorbance maxima between 270& 350 nm |
| Acidity | (mL 0.01 N NaOH) NMT 5.0 |
| Related Substances | Impurities NMT 0.1% |
| Freezing Point | NLT 18.3°C |
| Water (KF) | NMT 0.1 |
| Assay (Anhydrous) | NLT 99.% |
| Identification (Chemical test) | Sol. in chloroform; red soln. |
| Limit of Non-volatile Residue | <0.01% / 100g sample |
| Specific gravity (25 ºC) | Between 1.095 - 1.101 |
| UV Absorbance (275nm) | NMT 0.20 |
| A 285/ A 275 | NMT 0.65 |
| A 295/ A 275 | NMT 0.45 |
| Refractive Index (25°C) | Between 1..4755 - 1.4775 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 87 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90029586 |
| CAS Number | 67-68-5 |
| Molecular Formula | (CH3)2SO |
| Molecular Weight | 78.13 |
| SMILES | CS(=O)C |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| Tariff Code | 2930909599 |
Safety & GHS
Hazard statements
- H227 Combustible liquid
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- 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.
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 dimethyl sulfoxide (DMSO) USP/PH.EUR grade commonly used for?
DMSO USP/PH.EUR grade is primarily used as a solvent in pharmaceutical formulations, topical drug delivery, and as a reagent in chemical synthesis, while also meeting strict purity standards for human and veterinary applications.
What is the chemical formula and molecular weight of DMSO?
The chemical formula is **(CH₃)₂SO**, and the molecular weight is **78.13 g/mol**.
How should DMSO USP/PH.EUR grade be stored?
Store at **ambient temperature** in a tightly sealed container, away from moisture and incompatible substances.
What grades of DMSO does Molekula supply, and is USP/PH.EUR available?
Molekula supplies **USP/PH.EUR grade DMSO**, meeting regulatory standards for pharmaceutical and personal care applications.
Can Molekula supply DMSO USP/PH.EUR in bulk quantities?
Yes, Molekula can supply DMSO USP/PH.EUR in **bulk quantities**—please contact us for specific packaging options and minimum order quantities.
What documentation comes with an order of DMSO USP/PH.EUR?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** to verify compliance with USP/PH.EUR standards.
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.