ALPHA-PINENE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2437-95-8 |
| Product name | ALPHA-PINENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum |
| 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 ALPHA-PINENE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk ALPHA-PINENE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of ALPHA-PINENE
| Industry | Application | Process |
|---|---|---|
| Fragrance & Flavor | Intermediate for synthetic fragrance compounds (e.g., carvone, citral, ionones) | Acid-catalyzed isomerization, oxidation, cyclization, etc. |
| Pharmaceuticals | Intermediate for vitamin E, vitamin A, and certain pharmaceuticals (e.g., camphor derivatives) | Multistep synthesis involving hydrogenation, oxidation, esterification, etc. |
| Pesticides | Raw material for synthetic pyrethroid insecticides (e.g., allethrin) | Isomerization, halogenation, esterification, etc. |
| Resins & Adhesives | Primary monomer for terpene resin (tackifying resin) production | Cationic polymerization (catalyzed by AlCl₃, TiCl₄, etc.) |
| Solvents & Cleaners | Component of eco-friendly industrial cleaners and paint strippers | Used directly or formulated with alcohols/esters |
| Rubber Industry | Modifier for natural rubber and plasticizing aid for styrene-butadiene rubber (SBR) | Modification via blending or graft copolymerization |
Manufacturing Quality Control of ALPHA-PINENE
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Assay (Content Determination) | Gas Chromatography (GC) | Uses capillary column gas chromatography with a hydrogen flame ionization detector (FID). Quantifies β-pinene content by comparing retention time and peak area with reference standards. Suitable for high-purity sample analysis, offering high sensitivity and good reproducibility. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of gas chromatography with the qualitative power of mass spectrometry to accurately identify and characterize organic impurities in β-pinene (e.g., other monoterpenes), used for impurity profiling and structural identification. |
| Chiral Purity (Enantiomeric Ratio) | Chiral Gas Chromatography (Chiral GC) | Employs chiral stationary phase columns to separate enantiomers of β-pinene (e.g., (+)-β-pinene and (−)-β-pinene), enabling assessment of optical purity. Commonly used for chiral quality control of natural or synthetic products. |
| Volatile Profile and Boiling Range | Gas Chromatography / Distillation Method | Determines boiling range through programmed temperature GC or precision distillation to evaluate consistency of volatile components and detect low- or high-boiling impurities. |
| Moisture Content | Karl Fischer Titration | Measures trace water content precisely based on the reaction of iodine and sulfur dioxide with water in anhydrous methanol. Prevents adverse effects of moisture on β-pinene stability and performance. |
| Density | Densitometer / Pycnometer Method | Measures liquid density at a specified temperature (e.g., 20°C), serving as a physical constant for preliminary identification and quality consistency evaluation. |
| Refractive Index | Abbe Refractometry | Determines refractive index at standard temperature (typically 20°C), serving as a routine physical parameter for rapid assessment of β-pinene purity and batch-to-batch consistency. |
| Appearance and Color | Visual Color Comparison Method | Sample is placed in a colorimeter tube and compared with standard platinum-cobalt color solutions to assess color intensity, indicating potential oxidation or presence of impurities. |
| Acid Value / Acidity | Acid-Base Titration | Titrates free acid content using standardized sodium hydroxide solution, reflecting whether oxidation or decomposition has occurred during storage, producing acidic substances. |
Technical Specifications of ALPHA-PINENE
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.4780–1.4820 |
| Relative Density (20°C/25°C) | 0.853–0.865 g/cm³ |
| Optical Rotation | +25.0° to +35.0° (c=10, in ethanol) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Odor | Characteristic turpentine-like odor |
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 ALPHA-PINENE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of ALPHA-PINENE
Packaging of ALPHA-PINENE
Industrial ALPHA-PINENE 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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