1-Naphthylhydrazine hydrochloride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2243-56-3 |
| Product name | 1-Naphthylhydrazine hydrochloride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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) |
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Documents We Provide for 1-Naphthylhydrazine hydrochloride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-Naphthylhydrazine hydrochloride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-Naphthylhydrazine hydrochloride
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antimalarial drugs (e.g., primaquine) | Prepared via organic synthesis reactions—including diazotization, coupling, or reduction—to produce active pharmaceutical ingredients |
| Dyes | Used in the synthesis of azo dyes and functional dyes | Acts as a diazo component in coupling reactions to generate colored compounds |
| Analytical Chemistry | Used as an analytical reagent for detecting aldehydes and ketones | Reacts with carbonyl compounds to form hydrazone derivatives for qualitative or quantitative analysis |
| Pesticides | Intermediate in the synthesis of certain insecticides or fungicides | Incorporated into target molecular structures through multi-step organic synthesis |
Manufacturing Quality Control of 1-Naphthylhydrazine hydrochloride
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at ~254 nm. |
| Loss on Drying (LOD) | Gravimetric Analysis | Measurement of mass loss after drying under controlled temperature and vacuum, reflecting volatile impurities and residual solvents. |
| Residual Solvents (e.g., Ethanol, Methanol) | GC-FID | Separation and quantification of low-boiling organic solvents using capillary gas chromatography with flame ionization detection. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of trace metals via plasma excitation and emission spectroscopy after acid digestion. |
| Chloride Impurity | Potentiometric Titration with AgNO₃ | Direct titration using silver nitrate; endpoint detected by silver ion-selective electrode based on formation of AgCl precipitate. |
| Related Substances (Impurity Profile) | HPLC-UV | Identification and quantification of structurally related impurities (e.g., 1-naphthylamine, hydrazine derivatives) using gradient HPLC with UV detection. |
| pH (1% aqueous solution) | pH Potentiometry | Measurement of hydrogen ion activity in aqueous solution using calibrated pH electrode. |
| Sulfated Ash | Gravimetric Analysis | Determination of inorganic residue after high-temperature oxidation of sample in presence of sulfuric acid. |
| Water Content | Karl Fischer Titration | Coulometric or volumetric quantification of water based on iodine consumption in a pyridine–methanol–SO₂ reagent system. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition determination by observing the temperature range over which solid-to-liquid phase change occurs. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against defined standards (e.g., white to off-white crystalline powder). |
Technical Specifications of 1-Naphthylhydrazine hydrochloride
| Test Item | Specification |
|---|---|
| Appearance | White to light gray crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 162–166°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=20 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 1-Naphthylhydrazine hydrochloride
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-Naphthylhydrazine hydrochloride
Safety Information of 1-Naphthylhydrazine hydrochloride
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 1-Naphthylhydrazine hydrochloride
Industrial 1-Naphthylhydrazine hydrochloride 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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