5-Nitrosalicylic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 96-97-9 |
| Product name | 5-Nitrosalicylic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 5-Nitrosalicylic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 5-Nitrosalicylic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 5-Nitrosalicylic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Key intermediate in the synthesis of the anti-tuberculosis drug para-aminosalicylic acid (PAS) | Used to produce para-aminosalicylic acid via reduction of 5-nitrosalicylic acid to 5-aminosalicylic acid, followed by diazotization and hydrolysis |
| Dyes | Important intermediate for azo dyes and reactive dyes, used in the synthesis of yellow and orange dye series | Applied as a diazo component or coupling component in coupling reactions, commonly coupled with aromatic amine-derived diazonium salts to form azo dyes |
| Pesticides | Structural building block for the synthesis of certain fungicides and plant growth regulators | Employed in cyclization and condensation reactions to construct heterocyclic frameworks, such as in the synthesis of precursors for benzothiazole-based fungicides |
| Organic Synthesis | Intermediate for fine chemicals and functional materials, including fluorescent brighteners and photosensitive materials | Utilized in nitro group reduction, esterification, acylation, and metal-catalyzed cross-coupling reactions to introduce or modify functional groups and assemble target molecules |
Manufacturing Quality Control of 5-Nitrosalicylic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by reverse-phase HPLC with UV detection at 254 nm, using external standard calibration. |
| Loss on Drying | Gravimetric (Thermogravimetry) | Mass loss measured after drying at 105 C for 2 hours under atmospheric pressure. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Inorganic residue determined after charring and ashing at 600 C followed by sulfuric acid treatment. |
| Heavy Metals (as Pb) | AAS (Flame or Graphite Furnace) | Quantification of total heavy metals via atomic absorption spectroscopy after acid digestion and matrix matching. |
| Chloride Impurity | Potentiometric Titration | Titration with silver nitrate using a silver indicator electrode; endpoint detected by potential change. |
| Sulfate Impurity | Turbidimetry | Formation of barium sulfate precipitate in acidic medium; quantified by measuring turbidity at 420 nm. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using HPLC with diode array detection and reference standards. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid transitions to liquid using calibrated capillary method. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Measurement of hydrogen ion activity in a 1% w/v aqueous suspension using calibrated pH meter. |
| Water Content | Karl Fischer Titration | Volumetric titration with iodine-based reagent; water reacts stoichiometrically to determine moisture content. |
| Iron Impurity | AAS | Quantification of iron after sample dissolution and reduction to Fe(II), measured by atomic absorption at 248.3 nm. |
| Organic Volatile Impurities | GC-FID | Detection and quantification of residual solvents using gas chromatography with flame ionization detection. |
Technical Specifications of 5-Nitrosalicylic acid
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (HPLC) |
| Melting Point | 214-218°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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 5-Nitrosalicylic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 5-Nitrosalicylic acid
Packaging of 5-Nitrosalicylic acid
Industrial 5-Nitrosalicylic 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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