China Factory Direct
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| CAS number | 496-11-7 |
| Product name | Indan |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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) |
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 |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Hydrogenation to prepare indane derivatives |
| Chemicals | Production of fragrance and dye intermediates | Substitution reactions to generate compounds with specific functional groups |
| Pesticides | Synthesis of active pharmaceutical ingredients (APIs) for pesticides | Functional group transformations based on the indane scaffold |
| Materials | Production of high-performance polymer monomers | Polymerization to incorporate the indane backbone |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Assay | Gas Chromatography (GC) | Uses a gas chromatograph to separate components in the sample; quantifies indane content via standard curve or internal standard method, offering high sensitivity and good reproducibility. |
| Purity Analysis | High-Performance Liquid Chromatography (HPLC) | Applicable for detecting non-volatile or thermally unstable impurities; effectively separates and quantifies indane and related impurities to assess overall purity. |
| Impurity Identification | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification power of MS to identify and qualify organic impurities in samples, particularly suitable for unknown impurity analysis. |
| Water Content | Karl Fischer Titration | Specifically designed for water determination; high precision, suitable for detecting trace amounts of water in raw materials to ensure product stability. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Detects residual organic solvents (e.g., benzene, toluene, etc.) from production processes via headspace sampling after heating; complies with pharmacopoeial requirements. |
| Appearance and Color | Visual Color Comparison | Compares the sample against standard color solutions to evaluate color and clarity, determining the presence of visible impurities or oxidation products. |
| Density/Relative Density | Densitometer Method or Pycnometer Method | Measures the density of liquid indane to assist in identification and ensure quality consistency. |
| Refractive Index | Refractometer Method | Measures refractive index at a specified temperature as a physical constant for identification and preliminary purity assessment. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.516–1.520 |
| Relative Density (20°C/4°C) | 0.912–0.918 g/cm³ |
| Odor | Characteristic hydrocarbon odor |
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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.