Vanillic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 121-34-6 |
| Product name | Vanillic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial 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 Vanillic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Vanillic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Vanillic acid
| Industry | Application | Process |
|---|---|---|
| Food Industry | Food additive (flavoring agent) for enhancing vanilla, creamy, chocolate, and other flavor profiles | Directly incorporated into food formulations as a flavor enhancer or flavor compound |
| Pharmaceutical Industry | Synthetic drug intermediate for antihistamines, antihypertensives, and antimicrobial agents | Participates in organic synthesis reactions—including diazotization, acylation, and reduction—to construct target molecular frameworks |
| Cosmetics Industry | Fragrance raw material for formulating perfumes, lotions, shampoos, and other scented products | Added to final products after compounding with other fragrance ingredients, typically via solvent dissolution or microencapsulation |
| Agricultural Chemicals | Precursor to plant growth regulators and pesticide intermediate | Converted into bioactive agrochemical compounds via derivatization reactions such as esterification or chlorination |
| Materials Science | Monomer or modifier for liquid crystal materials and polymeric materials | Used as a comonomer in condensation polymerization or grafted onto polymers via hydroxyl/carboxyl functional groups |
Manufacturing Quality Control of Vanillic acid
| Detection Item | Common Detection Methods | Method Overview |
|---|---|---|
| Content Assay | High-Performance Liquid Chromatography (HPLC) | Utilizes a C18 reversed-phase chromatographic column with a mobile phase consisting of methanol-water or acetonitrile-water containing acidic additives (e.g., phosphoric acid or formic acid). Detection is performed using a UV detector at wavelengths of 254–280 nm, quantifying vanillic acid based on retention time and peak area. |
| Purity Analysis | High-Performance Liquid Chromatography (HPLC) | Same as above; evaluates sample purity through analysis of the main peak purity and the number and area of impurity peaks, commonly used for quality control of active pharmaceutical ingredients or high-purity reagents. |
| Identification Test | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Measures the characteristic absorption peaks of vanillic acid in the range of 250–280 nm; qualitative identification is performed based on the maximum absorption wavelength. |
| Fourier Transform Infrared Spectroscopy (FT-IR) | Prepares the sample by pressing it with potassium bromide to obtain an infrared absorption spectrum, confirming the molecular structure by comparing characteristic functional group absorption peaks (e.g., phenolic hydroxyl, carboxyl, aromatic ring) with reference spectra. | |
| Impurity Detection | HPLC Method | Uses HPLC to separate potential related substances (e.g., unreacted starting materials, degradation products). Gradient elution enhances separation resolution, and impurity levels are assessed using reference standards or peak area normalization. |
| Residual Solvents | Gas Chromatography (GC) | Applicable for detecting residual organic solvents (e.g., methanol, ethanol, acetone) remaining from the manufacturing process. Utilizes polar or non-polar capillary columns with a flame ionization detector (FID) for analysis. |
| Water Content | Karl Fischer Titration | Accurately determines the water content in the sample, available in volumetric and coulometric forms, suitable for quality control of vanillic acid products sensitive to moisture. |
| Heavy Metal Limit | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, detects residual levels of heavy metals such as lead, cadmium, arsenic, and mercury to ensure compliance with pharmacopoeial or food safety standards. |
| Melting Point Determination | Melting Point Apparatus | Determines the melting temperature of vanillic acid using the capillary method and compares it with the standard melting point range (approximately 215–218 °C) as a reference for physical property identification. |
Technical Specifications of Vanillic acid
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 213–217°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
| Odor | Characteristic vanillin-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 Vanillic acid
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NMR Spectra of Vanillic acid
Packaging of Vanillic acid
Industrial Vanillic acid 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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