China Factory Direct
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| CAS number | 505-86-2 |
| Product name | Hexadecyltrimethylammonium hydroxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Chemical | Phase-transfer catalyst, surfactant | Used in organic synthesis and emulsification processes |
| Pharmaceutical | Drug delivery vehicle, disinfectant component | Applied in formulation development and sterilization treatment |
| Personal Care & Cosmetics | Cationic surfactant in hair conditioners and skin emollients | Used for emulsification and thickening |
| Textile | Softener, antistatic agent | Applied in finishing processes |
| Water Treatment | Biocide and algaecide, membrane cleaning agent | Used in recirculating water treatment and reverse osmosis cleaning |
| Petroleum | Drilling fluid additive, crude oil demulsifier | Formulated as part of oilfield chemical blends |
| Papermaking | Resin dispersant, sizing agent | Applied in wet-end chemical processes |
| Agriculture | Pesticide emulsifier, adjuvant for plant growth regulators | Used in pesticide formulation processing |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (CTMA-OH content) | Acid-base titration with HCl | Quantifies active quaternary ammonium hydroxide by neutralization with standardized hydrochloric acid using bromocresol green indicator. |
| Water content | Karl Fischer titration | Measures water via coulometric or volumetric reaction between water and iodine generated electrochemically or added stoichiometrically. |
| pH (1% aqueous solution) | pH meter measurement | Determines hydrogen ion activity in dilute aqueous solution using calibrated glass electrode pH meter. |
| Residue on ignition | Gravimetric analysis | Measures non-volatile inorganic impurities after high-temperature ashing and weighing of residual ash. |
| Chloride ion (Cl-) | Ion chromatography (IC) | Separates and quantifies chloride anions based on differential retention on anion-exchange column with conductivity detection. |
| Heavy metals (Pb, Cd, Hg, As) | ICP-MS | Detects trace heavy metal elements by atomization, ionization in plasma, and mass-selective detection. |
| Sulfate (SO42-) | Barium chloride turbidimetry | Forms insoluble barium sulfate precipitate; quantifies sulfate by measuring turbidity at 420 nm. |
| Appearance and color | Visual inspection and Hazen color scale | Assesses clarity and yellowish tint by comparison against platinum-cobalt standard solutions under controlled lighting. |
| Density | Digital densitometer | Determines mass per unit volume at specified temperature using oscillating U-tube principle. |
| Viscosity | Rotational viscometer | Measures resistance to flow under shear stress using spindle rotation in sample at controlled temperature. |
| Organic impurities (e.g., CTMA-Cl) | HPLC with UV detection | Separates and quantifies related organic compounds using reversed-phase column and ultraviolet absorbance detection. |
| Microbial contamination | Membrane filtration and plate count | Captures viable microorganisms on filter membrane, followed by culture on nutrient agar and colony enumeration. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic ammonium odor |
| Solubility | Miscible with water and methanol |
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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.