METHYLPHOSPHONIC ACID Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 993-13-5 |
| Product name | METHYLPHOSPHONIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic Grade |
| Packaging | 25KG/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) |
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Documents We Provide for METHYLPHOSPHONIC ACID
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk METHYLPHOSPHONIC ACID Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of METHYLPHOSPHONIC ACID
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for organophosphorus insecticides (e.g., dichlorvos, methyl chlorpyrifos) | Reacted with formaldehyde and dimethylamine to synthesize dimethyl methylphosphonate, subsequently used in insecticide synthesis |
| Flame Retardants | Flame-retardant additive for polyurethane, epoxy resins, and other polymers | Incorporated as a reactive flame-retardant monomer into polymerization, or added to resin systems as derivatives (e.g., dimethyl methylphosphonate) |
| Water Treatment | Component of corrosion and scale inhibitors for industrial recirculating cooling water systems | Formulated with zinc salts and polycarboxylates; achieves synergistic inhibition through chelation of calcium and magnesium ions and formation of a protective phosphonate film on metal surfaces |
| Pharmaceuticals | Structural analog and synthetic intermediate for anti-osteoporosis drugs (e.g., alendronate sodium) | Processed via halogenation, salt formation, and purification to yield bisphosphonate active molecules containing phosphonic acid groups |
| Electronic Chemicals | Flame-retardant modifier for semiconductor packaging materials | Introduced as a phosphorus-containing functional monomer into epoxy molding compound (EMC) formulations to achieve UL94 V-0 flame retardancy |
Manufacturing Quality Control of METHYLPHOSPHONIC ACID
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration with NaOH | Direct titration of acidic protons using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Water Content | Karl Fischer Titration | Electrochemical determination of water based on iodine-sulfur dioxide reaction in pyridine/methanol medium. |
| Color | Visual Comparison or Spectrophotometry (APHA/Pt-Co Scale) | Comparison of sample color against platinum-cobalt standard solutions or measurement of absorbance at 455 nm. |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature (e.g., 20 degC) using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface to infer purity and concentration. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column and conductivity detection. |
| Sulfate Impurity | Ion Chromatography (IC) | Separation and quantification of sulfate anions using anion-exchange column and conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after wet digestion by measuring atomic absorption at characteristic wavelengths. |
| Iron (Fe) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Elemental quantification via emission intensity of excited iron atoms in high-temperature plasma. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after high-temperature ashing of sample. |
| pH (10% aqueous solution) | pH Meter Measurement | Electrochemical measurement of hydrogen ion activity using calibrated glass electrode in diluted aqueous solution. |
| Organic Impurities | Gas Chromatography (GC) with FID | Separation and detection of volatile organic impurities based on retention time and flame ionization response. |
Technical Specifications of METHYLPHOSPHONIC ACID
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | >=420 mg KOH/g |
| Relative Density (20°C/25°C) | 1.320–1.340 g/cm³ |
| Odor | Characteristic mild phosphonic odor |
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 METHYLPHOSPHONIC ACID
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of METHYLPHOSPHONIC ACID
Industrial METHYLPHOSPHONIC ACID 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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