China Factory Direct
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| CAS number | 133-53-9 |
| Product name | 2,4-Dichloro-3,5-dimethylphenol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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) |
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 Industry | Disinfectant and preservative (e.g., ointments, topical preparations) | Incorporated into formulations via mixing |
| Personal Care Industry | Bactericidal soap, deodorant, cosmetic preservative | Dissolved and added to the product matrix |
| Industrial and Household Disinfection | Surface disinfectant, antimicrobial component in cleaners | Applied by spraying or wiping after dilution |
| Textile Industry | Antimicrobial finishing agent (for mold and odor control in fabrics) | Applied via padding or spraying |
| Agriculture | Fungicide (for seed treatment or crop protection) | Used as a solution or suspension |
| Water Treatment | Biocide and algaecide for industrial cooling water systems | Dosed quantitatively into the water stream |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Purity/Content Determination | High-Performance Liquid Chromatography (HPLC) | Using a reversed-phase C18 chromatographic column, with a mobile phase of methanol-water or acetonitrile-water, and a UV detector (typically at around 280 nm). The content of 2,4-dichloro-3,5-dimethylphenol is calculated using the external standard method or area normalization method to assess its purity. |
| Melting Point Determination | Capillary Melting Point Method | The sample is placed in a melting point capillary and heated at a specified rate in a melting point apparatus. The initial and final melting temperatures are recorded and compared with those of a reference standard or literature values (approximately 70–74 °C) to evaluate the sample's purity and crystalline state. |
| Appearance | Visual Inspection Method | Observe the sample's color and form (usually white to off-white crystalline or crystalline powder) under natural light or standard illumination to check for foreign matter or discoloration. |
| Drying Loss | Drying Loss Method (Constant Weight Method) | A certain amount of sample is placed in a previously dried and weighed weighing bottle and dried at a specified temperature (e.g., 105 °C) until constant weight is achieved. The loss in weight is calculated as a percentage to control moisture and volatile impurities. |
| Ignited Residue | High-Temperature Ignition Method | The sample is ignited at high temperatures (typically 700–800 °C) until constant weight is reached. The mass of the residual inorganic material is measured to control inorganic impurities or residual metal salts. |
| Related Substances (Impurities) | HPLC Gradient Elution Method | A gradient elution program is used to separate the main component from potential impurities (such as unreacted raw materials or by-products). Impurity levels are controlled based on peak area thresholds (e.g., individual impurity ≤0.5%, total impurities ≤1.0%). |
| pH Value (if prepared as a solution) | pH Meter Measurement Method | The sample is prepared into a solution of a specified concentration or an appropriate solvent system, and its pH value is measured using a calibrated pH meter to evaluate its acidity or alkalinity. |
| Chloride Content | Silver Nitrate Turbidimetric Method or Ion Chromatography | After hydrolysis or direct dissolution, silver nitrate is added to produce silver chloride precipitate, which is quantified by turbidity; alternatively, ion chromatography is used to separate and detect chloride ions to control inorganic chloride impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% |
| Melting Point | 75.0–79.0°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic phenolic odor |
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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.