China Factory Direct
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| CAS number | 29636-87-1 |
| Product name | 4-HYDROXYMETHYL-5-METHYLIMIDAZOLE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Drug synthesis | Reacted with specific reagents to produce target compounds |
| Agrochemical Intermediates | Agrochemical synthesis | Used as a reactive component in synthetic pathways |
| Materials Science | Functional material preparation | Applied in the preparation of polymers or composites with defined properties |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at 210-220 nm, comparing peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via reaction of iodine with sulfur dioxide in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to volatilize organic matter, then weighing inorganic residue. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and other metals after acid digestion, based on atomic emission intensity. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride anions using anion-exchange column with conductivity detection. |
| Sulfate Impurity | Turbidimetric Method | Precipitation of sulfate as barium sulfate; measurement of turbidity proportional to sulfate concentration. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities using HPLC with diode-array detection and spectral library matching. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or automatically as the temperature range over which solid converts to liquid. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity using calibrated glass electrode in a 1% w/v aqueous solution. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard specifications under controlled lighting. |
| Solubility in Water | Qualitative Solubility Test | Observation of complete dissolution of specified amount in defined volume of water at 25 C with gentle agitation. |
| Loss on Drying | Thermogravimetric Analysis | Mass loss measured after drying at 105 C for 2 hours, indicating volatile content including residual solvents and moisture. |
| Test Item | Specification |
|---|---|
| Appearance | White to almost white crystalline powder |
| Purity | >=98.5% (HPLC) |
| Melting Point | 128°C - 132°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.