China Factory Direct
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| CAS number | 86-87-3 |
| Product name | 1-Naphthaleneacetic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty 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) |
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 |
|---|---|---|
| Agriculture | Plant growth regulator | Applied to promote crop root development, flowering, and fruit formation, typically via foliar spray or root dip treatment |
| Horticulture | Cutting propagation enhancer | Applied to stimulate adventitious root formation in woody and herbaceous plant cuttings, typically by soaking the basal portion of cuttings in solution |
| Forestry | Forest seedling cultivation aid | Applied in forest seedling production to improve transplant survival rates and root system development, typically via soil application or root dip treatment |
| Chemical Industry | Organic synthesis intermediate | Used in the synthesis of other naphthalene-based compounds—including dyes, pharmaceuticals, and agrochemical derivatives—participating in reactions such as esterification and substitution |
| Research | Laboratory research reagent | Used in plant physiology experiments to mimic endogenous auxin activity; concentration gradient treatments are applied to study growth responses |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Assay | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column with methanol-water or acetonitrile-water as the mobile phase. Detection is performed using a UV detector (approximately 220–280 nm), and quantification is achieved via external or internal standard methods. This method offers high sensitivity and resolution, making it suitable for purity and main component content analysis. |
| Impurity Analysis | High-Performance Liquid Chromatography (HPLC) | HPLC is used to separate potential organic impurities (e.g., naphthalene, unreacted starting materials, degradation products). Impurity limits are controlled using the peak area normalization method or reference substance method. |
| Residual Solvent Testing | Gas Chromatography (GC) | According to pharmacopoeia or relevant standards, headspace or direct injection is used to detect residual organic solvents (e.g., methanol, acetone, ethyl acetate) from the manufacturing process. Quantification is performed using an FID detector. |
| Crystal Form and Structural Confirmation | Infrared Spectroscopy (IR) | The sample is pressed into a pellet with potassium bromide, and the infrared absorption spectrum is measured. Comparison with a reference spectrum confirms functional groups and molecular structure consistency, used for identification tests. |
| Melting Point Determination | Capillary Melting Point Method | A melting point apparatus is used to measure the melting temperature of the sample. The standard melting point of 1-naphthaleneacetic acid is approximately 134–136°C, which serves as a preliminary indicator of purity and substance consistency. |
| Moisture Content | Karl Fischer Titration | Utilizes the Karl Fischer titration method to accurately determine moisture content in the sample, available in volumetric or coulometric modes. Suitable for quality control requiring strict moisture specifications. |
| Heavy Metals and Inorganic Impurities | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, residual levels of heavy metals such as lead, arsenic, cadmium, and mercury are measured to ensure compliance with pharmaceutical or agricultural chemical safety standards. |
| Solution Clarity and Color | UV-Visible Spectrophotometry (UV-Vis) | The sample is prepared into a solution of specified concentration, and absorbance is measured at specific wavelengths to evaluate solution clarity and the presence of colored impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White crystal |
| Purity (HPLC) | ≥ 98% |
| Loss on drying | ≤0.5% |
| Residue on ignition | ≤0.5% |
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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.