China Factory Direct
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| CAS number | 7783-16-6 |
| Product name | MANGANESE(II) HYPOPHOSPHITE MONOHYDRATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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 |
|---|---|---|
| Chemical | Production of other manganese compounds | Used as a precursor in the synthesis of manganese-based functional materials |
| Materials Science | Manufacturing electronic ceramics | Incorporated into ceramic formulations to enhance electrical properties |
| Agriculture | Trace element fertilizer additive | Mixed with compound fertilizers to supply manganese required by plants |
| Catalyst Industry | Catalyst or catalyst support | Employed in catalytic systems for specific oxidation reactions |
| Coatings & Pigments | Production of inorganic pigments | Participates in high-temperature solid-state reactions to produce colored metal oxide pigments |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Mn Content | ICP-OES | Quantitative determination of manganese by measuring characteristic atomic emission intensities after plasma atomization and excitation. |
| P2O5 Content | Gravimetric Analysis (as ammonium phosphomolybdate) | Precipitation of phosphate as ammonium phosphomolybdate followed by ignition and weighing of MoO3 residue to calculate P2O5. |
| Water Insolubles | Gravimetric Filtration | Filtration of a defined sample suspension through a pre-weighed sintered glass crucible, drying, and weighing of residue. |
| Loss on Drying | Thermogravimetry at 105 C | Mass loss measured after drying a sample at 105 C to constant weight, representing volatile content including moisture and hydrated water. |
| pH of Aqueous Solution (1% w/v) | Potentiometric Titration | Measurement of hydrogen ion activity in a standardized aqueous suspension using a calibrated pH electrode. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Atomic absorption spectroscopy quantifies lead concentration based on absorption of specific wavelength light by ground-state Pb atoms in flame or graphite furnace. |
| Chloride (Cl-) | Argentometric Titration (Mohr method) | Titration with standard silver nitrate solution using potassium chromate indicator; endpoint signaled by formation of red Ag2CrO4 precipitate. |
| Sulfate (SO4^2-) | Gravimetric Analysis (as BaSO4) | Precipitation of sulfate as barium sulfate, followed by filtration, ignition, and weighing of pure BaSO4 residue. |
| Iron (Fe) | ICP-OES | Quantitative determination of iron via measurement of element-specific atomic emission lines after high-temperature plasma excitation. |
| Arsenic (As) | Hydride Generation AAS | Generation of arsine gas from acidic sample matrix, swept into quartz cell for atomic absorption measurement at characteristic wavelength. |
| Particle Size Distribution | Laser Diffraction | Analysis of angular scattering pattern of laser beam passing through dispersed particle suspension to calculate size distribution. |
| Bulk Density | ASTM D1895 Method A | Measurement of mass per unit volume of freely settled powder in a standardized cylinder under controlled conditions. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Slightly soluble in water; insoluble in ethanol |
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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.