China Factory Direct
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| CAS number | 20279-29-2 |
| Product name | ISOBUTYRIC ACID PHENYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Food GradeCosmetic 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) |
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 | Used in fruit flavor formulations to impart green and fruity notes | Added as a fragrance ingredient in household or food flavor formulations |
| Cosmetics | Used as a fragrance component to impart a fresh aroma to products | Added in trace amounts to perfumes, lotions, and rinse-off products for odor modulation |
| Food Industry | Used in food flavorings to simulate natural fruit aromas | Added to food flavorings for confectionery, beverages, and other food products within established safety limits |
| Household Chemicals | Used for fragrance enhancement in air fresheners, detergents, and similar products | Employed as a fragrance raw material in compounding to improve odor quality |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID | Quantifies main component peak area relative to internal/external standard using retention time and calibration curve. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between iodine, sulfur dioxide, and water in methanol-based reagent. |
| Acid Value | Acid-Base Titration with NaOH | Determines free acid content by titrating acidic impurities with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Ester Value | Saponification Titration followed by Back-Titration | Measures total ester content by alkaline hydrolysis and back-titration of excess alkali with standardized acid. |
| Color (APHA) | Visual Comparison or Spectrophotometry at 455 nm | Compares sample color intensity against platinum-cobalt standard solutions or measures absorbance at specified wavelength. |
| Density at 20 C | Digital Density Meter | Determines mass per unit volume using oscillating U-tube principle with temperature-controlled measurement. |
| Refractive Index at 20 C | Refractometry | Measures bending of light through sample at specified temperature to infer purity and composition. |
| Residue on Evaporation | Gravimetric Analysis | Evaporates known volume at controlled temperature and weighs non-volatile residue after drying. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies trace metal impurities by measuring absorption of specific wavelength light by ground-state atoms in flame or graphite furnace. |
| Non-Volatile Residue | Weight Loss on Drying (WLOD) | Determines volatile content by measuring mass loss after heating under controlled conditions. |
| Odor | Sensory Evaluation | Assesses conformity to characteristic ester odor by trained personnel against reference standard. |
| Boiling Range | Distillation (ASTM D1078) | Determines temperature interval over which 90% of sample distills under reduced pressure using standardized apparatus. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.422–1.426 |
| Relative Density (20°C/25°C) | 0.945–0.955 g/cm³ |
| Odor | Ester-like, fruity |
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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.