China Factory Direct
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| CAS number | 127-51-5 |
| Product name | ALPHA-ISO-METHYLIONONE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Food 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 Industry | Used in formulating violet, woody, and similar fragrance notes | Added directly as a fragrance ingredient |
| Cosmetics Industry | Used as a high-end perfume fixative | Formulated by mixing with ethanol or other solvents |
| Household Products | Used for fragrance addition in soaps, shampoos, etc. | Blended into surfactant-based systems |
| Food Industry | Used as a food flavoring agent (within specified limits) | Added in compliance with GB 2760 |
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Identification Test | Gas Chromatography (GC) Infrared Spectroscopy (IR) |
Qualitative analysis by comparing retention times with reference standards using GC; or structural confirmation by IR spectroscopy, identifying characteristic absorption peaks (e.g., C=O stretching vibration at ~1700 cm⁻¹, C=C at ~1600 cm⁻¹), and matching with standard spectra. |
| Purity/Content Determination | Gas Chromatography (GC) High-Performance Liquid Chromatography (HPLC) |
GC is commonly used for volatile α-isomethylionone. Content is calculated using internal standard or area normalization methods. HPLC is suitable for thermally unstable samples, typically employing a C18 reverse-phase column and UV detector (detection wavelength ~230–280 nm) for quantitative analysis. |
| Related Substances (Impurities) Check | Gas Chromatography (GC) High-Performance Liquid Chromatography (HPLC) |
High-resolution GC or HPLC conditions are applied to separate and quantify potential impurities such as synthetic byproducts or degradation products. Impurity total and individual limits are assessed using area normalization or corrected main component self-comparison methods. |
| Moisture | Karl Fischer Titration | Karl Fischer reagent reacts quantitatively with water in the sample. The endpoint of titration determines moisture content, suitable for precise measurement of trace water in organic solvents. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | The sample is placed in a sealed headspace vial and heated to equilibrium. The gas phase is sampled and injected into GC-FID to detect residual organic solvents (e.g., methanol, ethanol, acetone), complying with ICH Q3C guideline requirements. |
| Refractive Index | Refractometry | Using an Abbe refractometer at specified temperature (usually 20°C or 25°C) to measure the refractive index of the sample as a physical constant for identification and purity assessment. |
| Relative Density | Density Bottle Method or Digital Densitometer Method | The ratio of the mass of the sample to that of an equal volume of water under standard temperature is measured to verify product consistency and purity. |
| Test Item | Specification |
|---|---|
| Appearance | Light yellow liquid, clear |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.485–1.495 |
| Relative Density (20°C/25°C) | 0.935–0.945 g/cm³ |
| Odor | Characteristic violet-like 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.