China Factory Direct
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| CAS number | 1120-02-1 |
| Product name | Octadecy trimethyl ammonium bromide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeReagent 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 |
|---|---|---|
| Personal Care & Cosmetics | Cationic surfactant for improving hair softness and antistatic performance in conditioners, shampoos, and similar products | Incorporated into formulations as a conditioning agent and emulsion stabilizer |
| Textile Industry | Antistatic agent, fabric softener, and leveling agent | Applied via immersion or post-finishing treatment to enhance fabric hand feel and reduce static charge accumulation |
| Pharmaceuticals & Biotechnology | Cell lysis reagent and detergent for DNA/RNA extraction | Used in molecular biology applications for membrane protein solubilization and nucleic acid purification |
| Water Treatment | Biocide and coagulant aid | Dosed into recirculating cooling water or industrial wastewater to suppress microbial growth and assist solid-liquid separation |
| Nanomaterial Synthesis | Phase-transfer catalyst and morphology-directing agent | Employed in sol-gel or hydrothermal synthesis to direct the oriented assembly of nanoparticles (e.g., mesoporous silica) |
| Analytical Chemistry | Chromatographic stationary phase modifier and electrophoresis additive | Used in capillary electrophoresis or HPLC to improve separation selectivity |
| Agricultural Chemicals | Pesticide adjuvant enhancing spray solution retention on plant surfaces | Formulated with active ingredients to improve wetting, spreading, and penetration |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration with Sodium Hydroxide | Quantifies active ingredient by back-titration after reaction with excess standardized acid. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric reaction between water and iodine in pyridine/methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by high-temperature incineration followed by weighing of residual solids. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Heavy Metals | ICP-OES | Simultaneously detects trace metal impurities (e.g., Pb, Cd, Hg) after acid digestion by plasma emission spectroscopy. |
| pH (1% aqueous solution) | Potentiometric Measurement | Measures hydrogen ion activity using calibrated pH electrode in standardized aqueous solution. |
| Color (Hazen/APHA) | Visual Comparison or Spectrophotometry | Evaluates yellowness by comparing sample color to platinum-cobalt standard solutions or measuring absorbance at 430 nm. |
| Melting Point | Capillary Melting Point Determination | Determines temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Solubility in Water | Qualitative Dissolution Test | Assesses complete dissolution in distilled water at specified concentration and temperature. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separates and quantifies residual solvents or low-MW organics using flame ionization detection. |
| Surface Tension | Du Noüy Ring Method | Measures interfacial tension at air-water interface using force required to detach a platinum ring from solution surface. |
| Microbial Contamination | Membrane Filtration and Colony Counting | Detects viable bacteria and fungi by filtration, membrane transfer to agar media, and incubation for colony enumeration. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.5% (HPLC) |
| Water Content (KF) | <=0.5% |
| Melting Point | 234-238°C |
| 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.