China Factory Direct
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| CAS number | 5137-70-2 |
| Product name | N-DODECYLPHOSPHONIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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 |
|---|---|---|
| Electroplating / Surface Treatment | Used as a stabilizer or complexing agent in acidic electroless copper plating (typically for PCB manufacturing) to prevent spontaneous bath decomposition and improve deposit uniformity and throwing power. | Electroless copper plating |
| Coatings / Inks | Used as a polar antistatic agent, wetting and dispersing agent, or adhesion promoter for pigment dispersion and enhanced coating adhesion to substrates such as metal or plastic. | Coating formulation, printing ink formulation |
| Metalworking | Used in formulating water-soluble metal cutting fluids or rolling oils to provide lubrication, corrosion inhibition, and cleaning. | Metal cutting, cold rolling |
| Textile Dyeing & Printing | Used as a hydrophobic finishing agent or dyeing auxiliary to improve fabric hand feel and dyeing uniformity. | Textile finishing, dyeing |
| Plastics Processing | Used as an internal antistatic agent in plastics to reduce static charge accumulation on polymer surfaces. | Plastic modification, compounding |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies active ingredient by titration with standardized NaOH using phenolphthalein indicator; based on neutralization of acidic phosphate protons. |
| Acid Value | Acid-Base Titration | Measures total carboxylic and phosphoric acid groups via titration with KOH in ethanol, expressed as mg KOH/g sample. |
| Water Content | Karl Fischer Titration | Electrochemical determination of water based on iodine-sulfur dioxide reaction stoichiometry in methanol-pyridine medium. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to platinum-cobalt standard solutions; quantified at 455 nm using UV-Vis spectrophotometer. |
| Density at 20 C | Digital Density Meter | Measures mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 C | Refractometry | Determines ratio of light velocity in air vs. sample using Abbe refractometer or digital equivalent. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride anions using suppressed conductivity detection after anion exchange separation. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after wet digestion by measuring absorbance of ground-state atoms at element-specific wavelengths. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after controlled combustion of sample with sulfuric acid followed by high-temperature incineration. |
| Free Fatty Acids | Acid-Base Titration | Titration with standardized NaOH using phenolphthalein to quantify unreacted fatty acid impurities. |
| Phosphorus Content | UV-Vis Spectrophotometry (Ammonium Molybdate Method) | Measures phosphomolybdate complex absorbance at 820 nm after oxidative digestion and reduction. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after ignition at 700–800 C in a muffle furnace. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Acid Value (mg KOH/g) | 185–195 |
| Melting Point | 48–52°C |
| Total Impurities | <=2.0% |
| Heavy Metals | <=10 ppm |
| Color (APHA/Pt-Co) | <=100 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.