Dimethyloldimethyl hydantoin Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 6440-58-0 |
| Product name | Dimethyloldimethyl hydantoin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Dimethyloldimethyl hydantoin
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dimethyloldimethyl hydantoin Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dimethyloldimethyl hydantoin
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antimicrobial agents (e.g., cephalosporin antibiotics) | Organic synthesis for constructing nitrogen-containing heterocyclic structures |
| Agrochemicals | Intermediate for fungicides and insecticides | Organic synthesis steps including condensation and alkylation |
| Resins and Polymer Materials | Crosslinker or modifier for epoxy resins, polyurethanes, etc. | Reaction with isocyanate or epoxy groups to incorporate hydantoin ring structures |
| Disinfection and Water Treatment | Releases formaldehyde and active chlorine for disinfection | Controlled hydrolysis to release active ingredients, enabling sustained antimicrobial efficacy |
| Cosmetics | Preservative (use restricted) | Utilizes slow formaldehyde release to inhibit microbial growth |
Manufacturing Quality Control of Dimethyloldimethyl hydantoin
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color and physical state of the sample under natural light or standard lighting to determine if it is white to off-white crystalline powder. |
| Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase column (e.g., C18) and a UV detector (typically at 220–280 nm) to quantify the content of DMDMH by comparison with a reference standard. |
| Moisture Content | Karl Fischer Titration | Determine trace moisture content by titrating the sample with Karl Fischer reagent, suitable for accurate measurement of low water levels. |
| pH Value | pH Meter Method | Prepare an aqueous solution of the sample at a specified concentration (e.g., 1%), then measure its acidity or alkalinity using a calibrated pH meter. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Colorimetric Method | After digestion, determine residual heavy metals such as lead, arsenic, and mercury to ensure compliance with safety limits. |
| Related Substances / Impurities | High-Performance Liquid Chromatography (HPLC) | Detect possible degradation products or synthesis by-products (e.g., formaldehyde, hydantoin-related impurities) to assess purity. |
| Melting Point | Melting Point Determination (Capillary Method) | Use a melting point apparatus to measure the melting temperature range of the sample for identification and purity evaluation (DMDMH melts at approximately 127–132°C). |
| Sulfated Ash / Residue on Ignition | Gravimetric Method | Weigh the residue remaining after high-temperature ignition of the sample to estimate inorganic impurity content. |
| Microbial Limits | Microbial Limit Test | Test for aerobic bacteria, molds, yeasts, and Escherichia coli according to the Chinese Pharmacopoeia or relevant standards to ensure sterility or compliance with permissible limits. |
| Formaldehyde Content (Associated Impurity) | Spectrophotometry or HPLC | DMDMH can release formaldehyde; therefore, free formaldehyde must be tested. Commonly, the acetylacetone method is used, followed by measurement at 412 nm. |
Technical Specifications of Dimethyloldimethyl hydantoin
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Free formaldehyde content | ≤2.0% |
| Total formaldehyde | 17%-19% |
| Water | 44%- 46% |
| pH at 25°C±2°C | 6.20-7.80 |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Dimethyloldimethyl hydantoin
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| Lot/Batch Number | *Required fields | |
NMR Spectra of Dimethyloldimethyl hydantoin
Packaging of Dimethyloldimethyl hydantoin
Industrial Dimethyloldimethyl hydantoin Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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