China Factory Direct
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| CAS number | 10377-57-8 |
| Product name | Magnesium hypophosphite |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeElectronic 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 |
|---|---|---|
| Chemical Industry | Reducing agent in organic synthesis reactions | Participates in reduction reactions during organic synthesis, such as reducing aldehydes and ketones to alcohols |
| Electronics Industry | Chemical nickel plating for printed circuit boards (PCBs) | Acts as a reducing agent in chemical nickel plating baths to facilitate reduction and deposition of nickel ions |
| Metal Surface Treatment | Passivation and rust prevention of metal surfaces | Enhances corrosion resistance by forming a protective phosphate conversion coating |
| Water Treatment | Precipitant for heavy metal ions in aqueous systems | Reacts with heavy metal ions (e.g., lead, cadmium) to form insoluble phosphate precipitates |
| Agriculture | Component of slow-release phosphorus fertilizers | Provides plant-available phosphorus through controlled release, improving fertilizer utilization efficiency |
| Test Item | Common Test Method | Method Overview |
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| Appearance | Visual Inspection | Observe the sample's color, physical state, and presence of visible impurities under natural or standard lighting conditions. |
| Main Content (Hypophosphite) | Iodometric Method | In a weakly acidic medium, hypophosphite reacts with iodine to form phosphate and iodide ions; the remaining iodine is titrated to determine the content. |
| Magnesium Content | EDTA Complexometric Titration | In an ammonium chloride-ammonia buffer solution at pH ~10, magnesium ions are titrated with EDTA standard solution using Eriochrome Black T as indicator. |
| pH Value | pH Meter Method | Dissolve the sample in water and directly measure the pH using a calibrated pH meter to assess acidity or alkalinity. |
| Moisture (Loss on Drying) | Oven Drying Method (Gravimetric) | The sample is dried at a specified temperature (e.g., 105°C) to constant weight; moisture content is calculated based on weight loss. |
| Residue on Ignition | Ignition Method (Gravimetric) | The sample is ignited at high temperature and the residue is weighed to estimate total inorganic impurities. |
| Chlorides | Silver Nitrate Turbidity Method | In a nitric acid medium, chloride ions react with silver nitrate to form a silver chloride suspension; turbidity is measured for semi-quantitative or quantitative analysis. |
| Sulfates | Barium Chloride Turbidity Method | In a hydrochloric acid medium, sulfate ions react with barium chloride to form barium sulfate precipitate; turbidity is used to determine sulfate content. |
| Heavy Metals | Thioacetamide Method (Chinese Pharmacopoeia Method) | In a weakly acidic medium, heavy metal ions react with thioacetamide to form colored sulfides; color comparison is used to determine total heavy metal content. |
| Iron Content | Thiocyanate Colorimetric Method | Iron ions react with ammonium thiocyanate to form a red complex, which is measured colorimetrically at a specific wavelength to determine iron concentration. |
| Arsenic Content | Gutzeit Method or Arsenic Spot Test | Zinc metal reacts with acid to produce nascent hydrogen, which reduces arsenic compounds to arsine gas; the gas reacts with mercuric bromide paper to form an arsenic spot for comparison. |
| Test Item | Specification |
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| Appearance | White crystal powder |
| Purity | ≥98.0% |
| Water | ≤0.5% |
| Pb | ≤1 ppm |
| Ar | ≤5 ppm |
| Insolubles | ≤0.5% |
| pH | 4~6 |
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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.