Sodium 2-nitrophenoxide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 824-39-5 |
| Product name | Sodium 2-nitrophenoxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeReagent 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) |
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Documents We Provide for Sodium 2-nitrophenoxide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Sodium 2-nitrophenoxide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Sodium 2-nitrophenoxide
| Industry | Application | Process |
|---|---|---|
| Dye Industry | Intermediate for azo dyes, used in the synthesis of acid, direct, and reactive dyes | Coupled with diazonium salts to produce azo dyes |
| Pesticide Industry | Synthetic intermediate for organophosphorus insecticides (e.g., parathion) | Participates in multi-step reactions—including esterification, nitration, and reduction—to construct nitrophenol-based pesticide scaffolds |
| Pharmaceutical Industry | Synthetic intermediate for certain antipyretic-analgesic and antimicrobial agents | Converted into aniline derivatives or heterocyclic precursors via reduction, acylation, or condensation reactions |
| Analytical Chemistry | Colorimetric reagent and complexometric indicator for metal ions (e.g., iron, copper) | Forms colored complexes with metal ions under specified pH conditions, enabling colorimetric analysis or titration endpoint detection |
Manufacturing Quality Control of Sodium 2-nitrophenoxide
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance and Physical Form | Visual Inspection + Physical Property Determination | Observe sample color and state (typically yellow to brownish-yellow crystals or powder), and determine solubility (readily soluble in water, slightly soluble in ethanol). |
| Assay (Active Ingredient) | High-Performance Liquid Chromatography (HPLC) | Use a C18 column with methanol-water (or buffer salt) as the mobile phase and a UV detector (wavelength 254–280 nm) to quantify sodium 2-nitrophenolate by external or internal standard method. |
| Purity (Impurity Profiling) | HPLC (Impurity Spectrum Analysis) | Extend the HPLC run time under the same conditions to detect potential impurities such as 2-nitrophenol, catechol, and nitrophenol isomers; calculate the area percentage of impurity peaks. |
| Moisture Content | Karl Fischer Titration | Quantify trace moisture based on the stoichiometric reaction of iodine, sulfur dioxide, pyridine, and methanol with water. Determine moisture content via potentiometric or coulometric methods, ensuring compliance with pharmacopoeial or process requirements (typically ≤1.0%). |
| Chloride Limit Test | Argentometric Turbidity Method (Silver Chloride Precipitation) | Acidify sample solution with nitric acid, then add silver nitrate reagent. Compare turbidity with a standard sodium chloride solution to control chloride ion content within specified limits (e.g., ≤0.1%). |
| Sulfate Limit Test | Barium Sulfate Precipitation Turbidity Method | Acidify sample solution with hydrochloric acid, then add barium chloride solution to form barium sulfate precipitate. Compare turbidity with a standard potassium sulfate solution to limit sulfate content (e.g., ≤0.05%). |
| Heavy Metals Limit Test | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After digestion of the sample, determine heavy metal contents (e.g., lead, cadmium, mercury, arsenic) using AAS or ICP-MS, ensuring compliance with limits specified in the Chinese Pharmacopoeia or ICH Q3D guidelines. |
| pH Value | Glass Electrode pH Meter | Prepare a 1% aqueous solution and measure pH using a calibrated pH meter. Control pH within the typical range of 8.5–10.5 to reflect alkalinity and hydrolytic stability. |
| Melting Point or Decomposition Temperature | Melting Point Apparatus | Sodium 2-nitrophenolate does not have a distinct melting point and typically decomposes between 150–200 °C. Use thermal analysis (DSC) to observe the onset of decomposition and assess thermal stability. |
| Nitro Group Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Confirm the presence of nitro and phenolic hydroxyl groups through characteristic absorption peaks (e.g., ν(NO₂) at ~1520 cm⁻¹ and 1350 cm⁻¹, ν(OH) at ~3200 cm⁻¹), used for identity verification. |
| Sodium Ion Content | Atomic Emission Spectroscopy (AES) or Flame Photometry | Dilute the sample and measure sodium ion emission intensity using a flame photometer. Calculate sodium content to verify conformance with the theoretical value (approximately 22.5%) based on the chemical formula NaC₆H₄NO₃. |
Technical Specifications of Sodium 2-nitrophenoxide
| Test Item | Specification |
|---|---|
| Appearance | Red solid |
| Purity | >=98.0% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.3% |
| Odor | Characteristic 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 Sodium 2-nitrophenoxide
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Packaging of Sodium 2-nitrophenoxide
Industrial Sodium 2-nitrophenoxide 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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