China Factory Direct
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| CAS number | 17909-77-2 |
| Product name | (E,E,E)-2,6,10-trimethyldodeca-2,6,9,11-tetraen-1-al |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Food GradeCosmetic 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 |
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| Fragrance & Flavor | Used in formulating citrus-, orange-, and lemon-type fragrances as a top-note component to enhance freshness | Directly added to fragrance formulations, typically at 0.1–5.0% (w/w) |
| Household & Personal Care | Imparts a distinct sweet-orange aroma to soaps, shampoos, body washes, and air fresheners | Mixed with the base fragrance blend at ambient temperature, homogenized by stirring, then incorporated into the final product |
| Food Industry | Used as a food flavoring agent to enhance flavor in soft drinks, confectionery, baked goods, and dairy products | Used within limits specified by GB 2760–2024 and FEMA GRAS; typically diluted to a 10% solution in ethanol or propylene glycol prior to addition |
| Tobacco Industry | Applied as a flavor additive in cigarette manufacturing to enhance fruity notes and smoothness of smoke | Sprayed onto tobacco strands as a flavor solution (containing octanal) during late-stage processing, followed by conditioning and storage prior to cigarette making |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies sweet orange aldehyde peak area relative to internal/external standard using calibrated response factors. |
| Color | Visual comparison against Hazen (APHA) color standards | Compares sample color in a 10 cm cell to standardized platinum-cobalt solutions under controlled lighting. |
| Refractive Index | Refractometry at 20 degrees C | Measures bending of light through liquid sample to determine concentration and purity based on Snell's law. |
| Specific Gravity | Digital density meter or pycnometer | Determines mass-to-volume ratio relative to water at specified temperature for batch consistency. |
| Acid Value | Acid-base titration with KOH in ethanol | Neutralizes free carboxylic acids in sample; acid value calculated from KOH consumption per gram of sample. |
| Aldehyde Content | Sodium bisulfite titration | Forms stable adduct with aldehyde group; unreacted bisulfite is back-titrated with iodine. |
| Water Content | Karl Fischer coulometric titration | Electrochemically generates iodine to react stoichiometrically with water; quantifies water via charge measurement. |
| Residue on Evaporation | Gravimetric analysis | Evaporates known mass of sample at 105 degrees C and weighs non-volatile residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Atomizes digested sample and measures absorption of characteristic wavelength light by metal atoms in ground state. |
| Iron (Fe) Content | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Excites atomized sample in plasma; quantifies Fe by intensity of emitted spectral line at 238.204 nm. |
| Non-Volatile Matter | Gravimetric analysis after solvent evaporation | Dissolves sample in volatile solvent, evaporates, and weighs residual solids after drying. |
| Odor Profile | Sensory evaluation by trained panel | Assesses conformity to characteristic sweet orange odor and detects off-notes using standardized organoleptic protocol. |
| Test Item | Specification |
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| Appearance | Clear, oily liquid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.502–1.508 |
| Relative Density (20°C/25°C) | 0.875–0.885 g/cm³ |
| Odor | Characteristic sweet orange odor |
| Optical Rotation | -15° to -5° (c=10, in ethanol) |
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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.