Molekula
Dimethyloldimethyl hydantoin (DMDMH) Solution (4.65M)
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
Dimethyloldimethyl hydantoin (DMDMH) Solution (4.65M) is a water-based antimicrobial agent used in personal care, industrial, and cleaning products to prevent microbial growth. It is a stabilized solution of DMDMH, a formaldehyde-releasing preservative. CAS: 6440-58-0, Molecular Formula: C3N2O2(CH2OH)2(CH3)2, Molecular Weight: 188.18 g/mol, Storage: Ambient, Signal Word: Warning. Molekula supplies Dimethyloldimethyl hydantoin (DMDMH) Solution (4.65M) 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.
-
1 g — £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 | Liquid |
| pH | 6.5 - 7.5 |
| Specific Gravity | 1.16 - 1.18 |
| Assay | 54.0 - 57.0% |
| Freezing Point | -11°C |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 67244313 |
| CAS Number | 6440-58-0 |
| Molecular Formula | C3N2O2(CH2OH)2(CH3)2 |
| Molecular Weight | 188.18 |
| SMILES | CC1(C(=O)N(C(=O)N1CO)CO)C |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29332100 |
| Tariff Code | 2933210090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H317 May cause an allergic skin reaction
Precautionary statements
- 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
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
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 Dimethyloldimethyl hydantoin (DMDMH) used for?
DMDMH is primarily used as a broad-spectrum antimicrobial agent in personal care products, water treatment, and industrial applications.
What is the chemical formula and molecular weight of DMDMH?
The formula is C3N2O2(CH2OH)2(CH3)2 and the molecular weight is 188.18 g/mol.
How should DMDMH solution be stored?
Store at ambient temperature, away from direct sunlight and incompatible materials.
What grade of DMDMH is available?
Molekula supplies DMDMH in technical grade for industrial and research applications.
Can Molekula supply DMDMH in bulk?
Yes, Molekula offers bulk quantities of DMDMH solution upon request.
What documentation comes with a DMDMH order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.