Tetrakis(hydroxymethyl)phosphonium chloride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 124-64-1 |
| Product name | Tetrakis(hydroxymethyl)phosphonium chloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty 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) |
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Documents We Provide for Tetrakis(hydroxymethyl)phosphonium chloride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Tetrakis(hydroxymethyl)phosphonium chloride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Tetrakis(hydroxymethyl)phosphonium chloride
| Industry | Application | Process |
|---|---|---|
| Textile Industry | Flame retardant finishing agent for durable flame retardancy of cotton, polyester-cotton blends, and other fabrics | Copolymerized with urea, melamine, etc., and fixed onto fibers via padding–drying–curing |
| Wood Processing | Wood preservative and flame retardant | Formulated as an aqueous solution or compounded with other flame retardants (e.g., boric acid, phosphates) and applied to wood using vacuum-pressure impregnation |
| Paper Industry | Flame retardant additive for paper | Added to the pulp slurry prior to sheet formation or applied as a surface sizing agent during the paper machine coating section |
| Polymers | Reactive flame retardant modifier for thermosetting resins such as epoxy and unsaturated polyester | Used as a phosphorus-containing monomer in polymerization to incorporate P–C bonds, enhancing flame retardancy and thermal stability |
| Water Treatment | Corrosion inhibitor component (primarily for cooling water systems) | Compounded with other phosphonate corrosion inhibitors (e.g., HEDP, ATMP) and zinc salts to inhibit metal corrosion by forming a dense phosphating film |
Manufacturing Quality Control of Tetrakis(hydroxymethyl)phosphonium chloride
| Detection Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color and physical state (typically a colorless to pale yellow transparent viscous liquid), and assess clarity, presence of impurities, or precipitates. |
| pH Value | pH Meter Measurement | Determine the acidity/alkalinity by directly measuring the pH of an aqueous solution (e.g., 10% solution), maintaining the product within a specified acidic range (typically pH ≈ 2–4). |
| Solid Content / Active Ingredient Content | Gravimetric Method / Drying Loss Method | Accurately weigh a sample, dry it to constant weight at a specific temperature (e.g., 105°C), and calculate the percentage of residual solids to reflect the concentration of active ingredients. |
| Chloride Ion Content | Silver Nitrate Titration (Mohr’s Method) | Titrate Cl⁻ ions in the sample with standard AgNO₃ solution using potassium chromate as indicator; the endpoint is indicated by the appearance of a brick-red precipitate, enabling quantification of chloride content. |
| Phosphorus Content | Vanadomolybdate Yellow Spectrophotometry / ICP-OES | After oxidation digestion, react with vanadomolybdate reagent to form a colored complex, measured spectrophotometrically at 420 nm; alternatively, use Inductively Coupled Plasma Optical Emission Spectroscopy for precise quantification. |
| Free Formaldehyde Content | Acetylacetone Spectrophotometry | In an acetate-ammonium acetate buffer system, formaldehyde reacts with acetylacetone to form a yellow complex, quantified by measuring absorbance at 412 nm. |
| Moisture Content | Karl Fischer Titration | Use Karl Fischer reagent (iodine, sulfur dioxide, pyridine, methanol) to react with water in the sample; determine moisture content via potentiometric titration or visual endpoint detection. |
| Density | Density Meter Method / Specific Gravity Bottle Method | Measure the sample density at 20°C or 25°C using a density meter or specific gravity bottle, used to assist in assessing concentration and purity. |
| Stability (Thermal Stability) | Accelerated Aging Test + Re-testing of Key Parameters | Store samples under elevated temperature (e.g., 60°C) for a set period, then re-test critical parameters (e.g., solid content, pH, phosphorus content) to evaluate stability. |
Technical Specifications of Tetrakis(hydroxymethyl)phosphonium chloride
| 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% |
| Acid Value (mg KOH/g) | <=1.0 |
| Color (APHA/Pt-Co) | <=20 |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Tetrakis(hydroxymethyl)phosphonium chloride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Tetrakis(hydroxymethyl)phosphonium chloride
Safety Information of Tetrakis(hydroxymethyl)phosphonium chloride
| Pictograms |     |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of Tetrakis(hydroxymethyl)phosphonium chloride
Industrial Tetrakis(hydroxymethyl)phosphonium chloride Procurement FAQ
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.
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