China Factory Direct
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| CAS number | 1608-26-0 |
| Product name | Hexamethylphosphorous triamide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeReagent GradeIndustrial 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 |
|---|---|---|
| Pharmaceuticals | Intermediate | Used in the synthesis of intermediates for anticancer and antiviral drugs |
| Agrochemicals | Intermediate | Used in the synthesis of intermediates for herbicides and insecticides |
| Organic Synthesis | Synthetic Reagent | Applied as a phosphorus-based reagent in organic synthesis to facilitate the preparation of various organic compounds |
| Materials Science | Complex Catalyst Ligand | Employed as a ligand in the preparation of metal complex catalysts to promote specific chemical reactions |
| Research | Research Tool | Utilized in laboratory research to investigate new reaction mechanisms and develop novel materials |
| Test Item | Common Test Methods | Method Overview |
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| Purity (Main Component Content) | Gas Chromatography (GC) | A capillary column (e.g., DB-5 or HP-INNOWAX) is used with FID detector. The purity of tris(dimethylamino)phosphine is quantified by external or internal standard method based on peak area. Suitable for high-sensitivity analysis of volatile organic phosphorus compounds. |
| Water Content | Karl Fischer Titration | Utilizes a iodine-sulfur dioxide-pyridine-methanol system that reacts quantitatively with water. The trace moisture content in the sample is accurately determined by potentiometric or coulometric endpoint detection. Suitable for moisture-sensitive organic phosphorus compounds. |
| Heavy Metal Impurities | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After acid digestion of the sample, AAS is used to determine the content of heavy metal elements such as Pb, Cd, Hg, and As. Alternatively, ICP-MS can be used for simultaneous multi-element detection, meeting the requirements of ICH Q3D or pharmaceutical-grade standards. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Headspace injection is used to detect common organic solvent residues such as ethanol, acetone, diethyl ether, and toluene. Separation is achieved using a polar column such as DB-624, and detection is performed with FID. Complies with ICH Q3C guidelines. |
| Thermal Stability / Decomposition Products | Thermogravimetric Analysis (TGA) / Differential Scanning Calorimetry (DSC) | Monitors sample mass change (TGA) or heat flow change (DSC) through a programmed temperature ramp. Evaluates decomposition temperature and exothermic behavior, identifies potential decomposition products, and is used for storage stability assessment. |
| pH Value | pH Meter Method (Water Dilution) | The sample is dissolved in CO₂-free water or an ethanol-water mixture, and the pH of the solution is measured using a calibrated pH meter. Used to control acidic impurities (e.g., HCl) or basic impurities (e.g., amines) to ensure product stability. |
| Phosphorus Content | UV-Visible Spectrophotometry (Molybdenum Blue Method) | The sample is oxidized with strong acid (e.g., HNO₃/HClO₄) to convert organic phosphorus into phosphate, which reacts with ammonium molybdate to form phosphomolybdic acid. After reduction to molybdenum blue, absorbance is measured at 880 nm for quantitative determination of total phosphorus content. |
| Appearance and Color | Visual Inspection + Color Measurement (APHA/Pt-Co) | Observe whether the sample is a colorless to light yellow transparent liquid. Use a colorimeter to measure the color number according to the APHA standard colorimetric method, ensuring no visible impurities or oxidation-induced discoloration. |
| Boiling Point / Distillation Range | Distillation Method or Boiling Point Apparatus | Determine the boiling point range under atmospheric pressure (approximately 120–125°C for tris(dimethylamino)phosphine) using a precision distillation setup. Assess volatility and component consistency, and determine whether high-boiling impurities are present. |
| Nitrogen Content (Supporting Verification) | Kjeldahl Method or Elemental Analyzer (CHNS) | Determine the nitrogen content in the sample via Kjeldahl digestion or CHNS elemental analysis. Compare with the theoretical value (N% = 28.4%) to verify whether the molecular composition conforms to the chemical formula P(NMe₂)₃. |
| Test Item | Specification |
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| Appearance | Clear, colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.465–1.475 |
| Relative Density (20°C/25°C) | 0.895–0.915 g/cm³ |
| Odor | Characteristic amine-like 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.