Calcium benzoate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2090-05-3 |
| Product name | Calcium benzoate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeFood GradeCosmetic 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 Calcium benzoate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Calcium benzoate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Calcium benzoate
| Industry | Application | Process |
|---|---|---|
| Food Industry | Food preservative to inhibit mold, yeast, and bacterial growth | Added to acidic foods (e.g., fruit juices, jams, soft drinks); effective antimicrobial activity requires pH below 4.5 |
| Feed Industry | Preservative for animal feed to extend shelf life and prevent mold spoilage | Uniformly blended into premixes or complete feeds at 0.1–0.3% (w/w); commonly used synergistically with calcium propionate |
| Pharmaceutical Industry | Pharmaceutical excipient serving as a stabilizer or preservative component (restricted to topical and oral liquid formulations) | Used as an auxiliary preservative in liquid formulations such as ophthalmic solutions and syrups at concentrations of 0.05–0.2% (w/v) |
| Cosmetics Industry | Cosmetic preservative suitable for aqueous products with pH 3–6 | Added to emulsions, creams, and shampoos; frequently combined with potassium sorbate to broaden the antimicrobial spectrum; recommended dosage: 0.1–0.3% |
Manufacturing Quality Control of Calcium benzoate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Calcium Benzoate Content) | Acid-Base Titration | Neutralization of benzoic acid liberated by hydrolysis with standardized NaOH solution. |
| Calcium Content | EDTA Complexometric Titration | Complexation of Ca2+ ions with EDTA at pH 10 using Eriochrome Black T indicator. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal impurities by absorption of characteristic wavelength radiation. |
| Loss on Drying | Gravimetric Method | Mass loss measured after drying at 105 C to constant weight. |
| Residue on Ignition | Gravimetric Method | Weight of inorganic residue remaining after high-temperature ashing. |
| Chloride Impurity | Potentiometric Titration with AgNO3 | Precipitation titration using silver nitrate and silver electrode detection. |
| Sulfate Impurity | Barium Sulfate Gravimetric Method | Precipitation as BaSO4 followed by ignition and weighing. |
| Iron Impurity | UV-Vis Spectrophotometry (1,10-Phenanthroline) | Formation of orange-red Fe(II)-phenanthroline complex measured at ~510 nm. |
| pH of Aqueous Solution | pH Meter Measurement | Electrochemical measurement of hydrogen ion activity in a 1% w/v aqueous suspension. |
| Particle Size Distribution | Laser Diffraction | Analysis of light scattering pattern to determine size distribution of dry powder. |
| Water Solubility | Gravimetric Filtration and Drying | Dissolution in water, filtration, drying, and weighing of undissolved residue. |
| Organic Volatile Impurities | Gas Chromatography (GC-FID) | Separation and quantification of residual solvents using flame ionization detection. |
Technical Specifications of Calcium benzoate
| Test Item | Specification |
|---|---|
| Appearance | White powder |
| Purity | >=98.5% (LC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 320-325°C (decomposes) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm (as Pb) |
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 Calcium benzoate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Calcium benzoate
Packaging of Calcium benzoate
Industrial Calcium benzoate 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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