China Factory Direct
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| CAS number | 99-85-4 |
| Product name | GAMMA-TERPINENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeFood GradeCosmetic 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 |
|---|---|---|
| Fragrance & Flavor | Natural fragrance ingredient for formulating citrus, herbal, and woody scent profiles | Isolated from plant essential oils (e.g., turpentine oil, coriander seed oil) via distillation or extraction, then purified for use in fragrance compounding |
| Cosmetics | Fragrance component imparting a fresh aroma to finished products | Incorporated as a trace fragrance additive in cosmetic formulations, used synergistically with other fragrance ingredients |
| Food Industry | Food-grade flavoring agent (FEMA GRAS) for flavoring foods and beverages | Added to food products within regulatory limits to impart citrus or herbal flavor notes |
| Pharmaceuticals | Intermediate or auxiliary component in certain drug formulations | Used in the synthesis of other terpenoid derivatives or as a volatile excipient to improve product odor |
| Agriculture | Potential botanical pesticide activity (e.g., repellent or antimicrobial) | Formulated into biopesticide preparations after extraction for crop protection (research-stage or limited commercial use) |
| Cleaning Products | Imparts natural fragrance to detergents and air fresheners | Incorporated as a fragrance component in household cleaning products to enhance sensory appeal |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | Gas Chromatography (GC) | Utilizes capillary column gas chromatography with a flame ionization detector (FID). Qualitative analysis is performed based on retention time, and quantitative analysis is carried out using the external standard method or normalization method to accurately determine the content of γ-terpinene in the sample. |
| Purity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification capability of MS to effectively identify γ-terpinene and its impurities, assess purity, and perform qualitative confirmation. |
| Volatile Impurity Detection | Gas Chromatography (GC) | Based on content determination, high-resolution chromatograms are analyzed to identify co-existing monoterpenes (e.g., α-pinene, limonene, etc.) to evaluate the types and levels of impurities. |
| Relative Density Measurement | Density bottle method or Westphal balance method | According to pharmacopoeia methods, the mass and volume of the sample are measured at a specified temperature to calculate relative density, used for preliminary identification and quality control. |
| Refractive Index Measurement | Abbe refractometer method | The refractive index of the sample is measured at a standard temperature (typically 20°C or 25°C) as a physical constant to authenticate the identity and assess the purity of γ-terpinene. |
| Specific Optical Rotation Measurement | Polarimeter method | The optical rotation of the sample under sodium D-line light is measured to calculate specific optical rotation, aiding in the assessment of optical purity and the presence of chiral impurities. |
| Water Content | Karl Fischer Titration | Utilizes a specific chemical reaction to determine trace amounts of water in the sample, suitable for controlling moisture in essential oil products to prevent degradation or microbial growth. |
| Residual Solvents | Headspace-Gas Chromatography (HS-GC) | Used to detect organic solvents (e.g., ethanol, hexane) that may remain during extraction or purification processes, ensuring product safety. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.482–1.486 |
| Relative Density (20°C/25°C) | 0.838–0.844 g/cm³ |
| Optical Rotation | -2° to +2° (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.