China Factory Direct
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| CAS number | 90776-59-3 |
| Product name | beta-Methyl vinyl phosphate (MAP) |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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 |
|---|---|---|
| Materials Science / Polymer Additives | Flame Retardant | Used as an additive or reactive flame retardant in the synthesis and modification of polymeric materials—including polyurethane foams, epoxy resins, and polycarbonates—to enhance thermal stability and flame resistance. |
| Materials Science / Plastic Processing | Plasticizer | Added as a functional processing aid during plastic processing to improve processability and physical-mechanical properties. |
| Detection Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with UV or evaporative light scattering detection (ELSD), quantifying the main component via external standard method or area normalization. Suitable for phosphate compounds with high polarity, UV absorbance, or lacking chromophores. |
| Related Substances (Impurities) | HPLC-Gradient Elution Method | Applies gradient elution to separate the main peak from potential degradation products or synthesis by-products; impurity levels are assessed based on relative retention time and peak area, meeting ICH Q3A/B requirements. |
| Moisture Content | Karl Fischer Titration | Measures water content using either volumetric or coulometric methods, particularly suitable for hygroscopic or water-sensitive phosphate compounds. |
| Residual Solvents | Gas Chromatography (GC) | Utilizes headspace or direct injection with FID detection; quantitatively analyzes organic solvent residues according to ICH Q3C guidelines. |
| Heavy Metals | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) or Atomic Absorption Spectroscopy (AAS) | After sample digestion, detects trace elements such as lead, cadmium, mercury, and arsenic to ensure compliance with pharmacopoeial limits (e.g., <20 ppm). |
| pH Value | pH Meter Measurement | Prepares aqueous solution or buffer at specified concentration; measures pH using a calibrated pH meter to assess acid-base stability and formulation compatibility. |
| Appearance and Physical Properties | Visual Inspection + Microscopic Observation | Observes color, crystal form, powder state, and other physical characteristics; may be supplemented by melting point determination or thermal analysis to support purity assessment. |
| Specific Rotation (if chiral) | Polarimeter Measurement | For chiral heterobicyclic phosphate esters, measures specific rotation to control stereochemical purity. |
| Thermal Stability | Differential Scanning Calorimetry (DSC) | Analyses melting, decomposition temperatures, and enthalpy changes to evaluate thermal stability and guide storage and processing conditions. |
| Structural Confirmation | Nuclear Magnetic Resonance (NMR) + Mass Spectrometry (MS) | ¹H/³¹P NMR confirms molecular framework and phosphate linkage; high-resolution mass spectrometry (HRMS) verifies molecular weight and fragmentation pattern, used for raw material identification and batch-to-batch consistency. |
| Test Item | Specification |
|---|---|
| Appearance | White Powder |
| ldentification(NMR) | Conforms to structure |
| Purity | ≥95.0% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.