1,2,3,4-Tetrahydronaphthalene Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 119-64-2 |
| Product name | 1,2,3,4-Tetrahydronaphthalene |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 1,2,3,4-Tetrahydronaphthalene
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,2,3,4-Tetrahydronaphthalene Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,2,3,4-Tetrahydronaphthalene
| Industry | Application | Process |
|---|---|---|
| Chemical Intermediates | Raw material for synthesizing insecticides (e.g., carbaryl) | Reacted with chlorine, ammonia, etc. to produce carbamate insecticides |
| Pharmaceutical Intermediates | Precursor for antihypertensive agents (e.g., naphthyridine derivatives) and sedatives | Multi-step synthesis—including nitration, reduction, and cyclization—to construct nitrogen-containing heterocyclic structures |
| Fragrance Industry | Fixative to enhance fragrance longevity | Directly incorporated into household and personal care fragrance formulations, leveraging its low volatility and good solubility |
| Organic Solvent | Diluent and processing aid for polymeric materials (e.g., polystyrene, acrylic resins) | Used as a thermally stable solvent in polymer dissolution, coating, or fiber spinning processes |
| Dye Intermediates | Substituent carrier for anthraquinone- and azo-based dyes | Functional groups introduced via sulfonation, halogenation, etc., followed by coupling for color development |
Manufacturing Quality Control of 1,2,3,4-Tetrahydronaphthalene
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Purity/Content Determination | Gas Chromatography (GC) | Separate the 1,2,3,4-tetrahydronaphthalene sample using a gas chromatograph, and assess the main component purity or content by comparing retention time with standard samples and quantifying through peak area normalization or external standard method. Capillary columns (such as DB-5, HP-5, etc.) and FID detectors are commonly used. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the high separation ability of gas chromatography with the qualitative capability of mass spectrometry to identify and semi-quantitatively analyze possible organic impurities (such as naphthalene, alkylnaphthalenes, oxidation products, etc.) in 1,2,3,4-tetrahydronaphthalene. It is suitable for screening and structural confirmation of unknown impurities. |
| Moisture Content | Karl Fischer Titration | Use volumetric or coulometric Karl Fischer reagent to react quantitatively with moisture in the sample, and determine the moisture content by electric potential endpoint. This method is suitable for precise determination of trace moisture and meets the moisture control requirements of pharmacopoeia or chemical products. |
| Appearance and Color | Visual Color Comparison / Colorimetry | Observe the color and clarity of the liquid sample under specified conditions, or use a colorimeter (e.g., APHA/Pt-Co scale) to measure its color value, to determine whether discoloration is caused by oxidation or impurities. |
| Refractive Index | Refractometer Method | Measure the refractive index of the sample using an Abbe refractometer at a standard temperature (usually 20°C or 25°C), which serves as an auxiliary identification and purity control parameter. Pure substances have specific refractive index ranges. |
| Density | Density Meter Method or Specific Gravity Bottle Method | Determine the density of the sample using a vibrating density meter or a glass specific gravity bottle at a specified temperature, which is used to verify material consistency and preliminarily judge purity. |
Technical Specifications of 1,2,3,4-Tetrahydronaphthalene
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | ≥99.0% |
| Color(Hazen) | ≤20 |
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 1,2,3,4-Tetrahydronaphthalene
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,2,3,4-Tetrahydronaphthalene
Packaging of 1,2,3,4-Tetrahydronaphthalene
Industrial 1,2,3,4-Tetrahydronaphthalene 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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