China Factory Direct
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| CAS number | 22042-96-2 |
| Product name | Diethylenetriaminepenta(methylenephosphonicacid) sodium salt |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 |
|---|---|---|
| Water Treatment | Scale and corrosion inhibition | Added to recirculating cooling water systems as a chelating agent and dispersant |
| Petrochemical | Corrosion inhibitor | Applied for equipment protection during crude oil refining |
| Industrial Cleaning | Oxide and scale removal | Used as an additive in formulating acid or alkaline cleaning solutions |
| Textile Dyeing and Printing | Water softening | Prevents interference from calcium and magnesium ions during dyeing and finishing |
| Pesticide Formulation | Stabilizer | Enhances solution stability and uniformity of pesticide formulations |
| Pharmaceutical Industry | Intermediate | Provides functional groups during synthesis of certain active pharmaceutical ingredients |
| Detection Item | Common Analytical Method | Method Overview |
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| Active Content (as Na5DTPMP) | Acid-Base Titration | Titration with standardized HCl after acid hydrolysis and back-titration with NaOH to determine total phosphonate content. |
| pH (1% aqueous solution) | pH Meter Measurement | Direct measurement using calibrated pH electrode in a 1% w/w aqueous solution at 25 C. |
| Sodium Ion (Na+) | Flame Photometry | Quantification based on emission intensity of sodium at 589 nm in atomized sample solution. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Measurement of absorbance at characteristic wavelength after air-acetylene flame atomization. |
| Iron (Fe) | ICP-OES | Quantification by plasma-induced emission at Fe-specific wavelengths following acid digestion. |
| Chloride (Cl-) | Potentiometric Titration | Titration with AgNO3 using silver indicator electrode to detect endpoint via potential change. |
| Sulfate (SO42-) | Gravimetric Analysis | Precipitation as BaSO4 followed by filtration, drying, and weighing of the insoluble residue. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric titration based on stoichiometric reaction of water with iodine and sulfur dioxide in pyridine/methanol medium. |
| Appearance | Visual Inspection | Assessment of color and clarity against standard water-white reference in glass container under controlled lighting. |
| Density | Digital Density Meter | Measurement of mass per unit volume at 20 C using oscillating U-tube principle. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue after high-temperature ashing at 550 C in muffle furnace. |
| UV Absorbance at 254 nm | UV-Vis Spectrophotometry | Measurement of absorbance in aqueous solution at 254 nm to assess organic impurities and degradation products. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow viscous liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 ppm |
| Color (APHA/Pt-Co) | <=100 |
| Solubility | Miscible with water |
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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.