Benzoin Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 119-53-9 |
| Product name | Benzoin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeCosmetic GradeFood 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) |
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Documents We Provide for Benzoin
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Benzoin Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Benzoin
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antimicrobial agents, anti-inflammatory drugs, and vitamin B1 | Prepared via benzoin condensation, typically involving cyanide-catalyzed dimerization of benzaldehyde |
| Chemicals | Photoinitiator and additive in UV-curable systems | Undergoes intramolecular rearrangement upon UV irradiation to generate free radicals that initiate polymerization |
| Fragrances | Fragrance ingredient in cosmetics and perfumes, imparting sweet and medicinal notes | Isolated from natural sources via distillation or extraction, or synthesized chemically and subsequently formulated |
| Organic Synthesis | Precursor to chiral catalysts or ligands for asymmetric synthesis | Oxidized to benzil, which is further converted into chiral amino alcohols or Schiff base ligands |
| Pesticides | Intermediate in the synthesis of certain herbicides and plant growth regulators | Acts as a benzoyl group donor in nucleophilic substitution or esterification reactions |
Manufacturing Quality Control of Benzoin
| Detection Item | Common Detection Methods | Method Overview |
|---|---|---|
| Morphological Identification | Appearance and Sensory Examination | Observe color (pale yellow to yellow-brown), form (block or granular), and odor (aromatic, slightly pungent) to determine compliance with pharmacopoeia standards. |
| Melting Point Determination | Melting Point Instrument Method | Measure the melting point range of benzoin (typically 106–115°C) to assess purity and authenticity. |
| Acid Value Determination | Acid-Base Titration Method | Dissolve the sample in ethanol and titrate with standard sodium hydroxide solution to determine the content of free acids, reflecting the amount of acidic components in the resin. |
| Ester Value Determination | Saponification Titration Method | Reflux the sample with an excess of potassium hydroxide in ethanol, then back-titrate with standard acid solution to calculate the ester content. |
| Non-Volatile Matter (Solid Content) | Gravimetric Method (Residue After Drying) | Heat the sample at a specified temperature to volatilize solvents or impurities, then weigh the residual residue to evaluate the proportion of non-volatile components. |
| Impurity Check | Microscopic Examination or Filtration Residue Method | Check for foreign impurities such as bark fragments or sand; alternatively, dissolve in a solvent and filter to observe insoluble residues. |
| Volatile Oil Content | Steam Distillation Method | Extract and measure the volume of volatile components using steam distillation to evaluate the content of aromatic constituents. |
| Thin-Layer Chromatography (TLC) | Thin-Layer Chromatography Method | Use a silica gel plate with an appropriate mobile phase (e.g., toluene-ethyl acetate) for development; visualize spots and compare with reference standards for component identification and purity assessment. |
| High-Performance Liquid Chromatography (HPLC) | HPLC Method | Quantitatively analyze major active components (e.g., benzoin) with high accuracy, suitable for quality control and content determination. |
| Infrared Spectroscopy (IR) | Infrared Spectrophotometry | Obtain the sample's infrared spectrum and compare it with a standard reference spectrum to confirm chemical structure and authenticate authenticity. |
Technical Specifications of Benzoin
| Test Item | Specification |
|---|---|
| Appearance | White to almost white powder or lumps |
| Purity | >=98.5% (GC) |
| Melting Point | 134.0 - 137.0 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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 Benzoin
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Benzoin
Packaging of Benzoin
Industrial Benzoin 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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