China Factory Direct
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| CAS number | 163755-62-2 |
| Product name | 1,3,5,2,4,6-Trioxatriphosphorinane, 2,4,6-tributyl-, 2,4,6-trioxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent 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 | Key intermediate in the synthesis of nucleoside antiviral drugs (e.g., tenofovir) | Used in organic synthesis for phosphoesterification to construct phosphoester bonds |
| Agrochemicals | Intermediate in the synthesis of organophosphorus pesticides | Participates in phosphorylation reactions to introduce phosphate groups and enhance biological activity |
| Chemical Research | Phosphorylating or protecting group reagent | Applied in laboratories for selective phosphorylation of hydroxyl or amino functional groups |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies main component peak area relative to calibration curve using volatile derivatives or direct injection under optimized conditions. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Measures free acidic protons via neutralization with standardized sodium hydroxide using phenolphthalein or potentiometric endpoint. |
| Water Content | Karl Fischer Coulometric Titration | Determines trace water by electrochemical generation of iodine reacting stoichiometrically with water in anhydrous methanol-based medium. |
| Residue on Ignition | Gravimetric Analysis (Weight Loss on Ignition) | Measures non-volatile inorganic impurities by weighing residue after high-temperature ashing at 500-600 C. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Separates and quantifies chloride anions based on retention time and conductivity response relative to standards. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Detects trace metal elements by ionizing sample in plasma and measuring mass-to-charge ratios with high sensitivity and multi-element capability. |
| Phosphoric Acid Impurity | UV-Vis Spectrophotometry after molybdenum blue reaction | Measures orthophosphate via formation of phosphomolybdenum blue complex, absorbing at ~820 nm. |
| Color (APHA) | Visual Comparison or Spectrophotometric APHA Scale | Evaluates yellowness/browning by matching sample color to platinum-cobalt standard solutions or calculating APHA index from absorbance at 455 nm. |
| Density | Digital Density Meter (Oscillating U-tube) | Determines mass per unit volume from resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Refractive Index | Abbe Refractometer | Measures ratio of light velocity in air vs. sample at specified temperature using critical angle principle. |
| Volatility Loss | Thermogravimetric Analysis (TGA) | Quantifies weight loss under controlled heating to assess thermal stability and volatile content up to 200 C. |
| Residual Solvents (e.g., THF, DCM) | Headspace Gas Chromatography (HS-GC) with FID | Extracts and separates volatile solvents from sample matrix via headspace equilibrium, then quantifies by GC-FID peak area. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 120-140 mg KOH/g |
| Refractive Index (n20/D) | 1.435-1.445 |
| Relative Density (20°C/25°C) | 1.12-1.16 g/cm³ |
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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.