Benzoic Acid
Benzoic Acid (CAS No. 65-85-0) is a high-purity organic acid widely used as a preservative, pH regulator, and functional ingredient in food, pharmaceutical, flavor & fragrance, and industrial applications.
Our benzoic acid is available in Industrial, Food, and Pharmaceutical grades, with stable quality, clear specifications, and full batch traceability.
The product appears as a white crystalline solid with a narrow melting range (121–124 °C) and shows excellent antimicrobial performance in acidic systems (pH 2.5–4.0).
Technical Support Ensure compliance and safety with our comprehensive product documentation.
- TDS: Detailed specifications & storage guidelines.
- MSDS: GHS-compliant safety & handling data.
1. Product Overview
Benzoic Acid (CAS No. 65-85-0) is an important weak organic acid with effective antimicrobial and preservative properties. It is widely used in food preservation, flavors & fragrances, pharmaceutical formulations, chemical synthesis, and various industrial applications.
Our company provides long-term and stable supply of multiple grades of benzoic acid, with consistent quality, transparent specifications, and full batch traceability. The product complies with relevant industry standards and regulatory requirements for different markets worldwide.
Key Advantages
- Multiple grades available: Industrial / Food / Pharmaceutical
- Stable purity with clearly defined quality parameters
- TDS / MSDS / COA documents available for verification
- In-stock inventory, suitable for bulk orders and long-term cooperation
- Export-oriented supply with international market experience
2. Appearance & Characteristics
- Appearance:White to off-white crystalline solid
- Crystal Form:Flake-like or needle-shaped crystals
- Odor:Odorless or faintly aromatic (typical characteristic of benzoic acid; no sensory impact at permitted use levels)
- Physical Properties:
- Well-defined crystalline structure
- Narrow melting point range
- Chemically stable under normal processing and storage conditions
High-quality crystallization ensures product stability and consistent performance in industrial production, food formulations, and laboratory or R&D applications.
3. Basic Chemical & Physical Properties
- CAS Number:65-85-0
- Molecular Formula: C₇H₆O₂
- Molecular Weight:122.12 g/mol
- Melting Point: 121 – 124 °C
- Boiling Point: 249 °C (with partial decomposition)
- Density (20 °C): 1.27 g/cm³
- Water Solubility: 3.5 g/L at 25 °C
- Solubility in Ethanol:Freely soluble
- Log Kow: 1.88 (low bioaccumulation potential)
Benzoic acid shows optimal antimicrobial activity in acidic systems (pH 2.5–4.0), which makes it particularly suitable for acidic foods and beverages.
For applications requiring higher water solubility, benzoate salts (such as sodium benzoate) are commonly used.
4. Quality Grades & Technical Specifications
▶ Industrial Grade Benzoic Acid (Q—TALH)
| Parameter | Specification |
| Purity (dry basis) | ≥ 98.0% |
| Melting Range | 121 – 124 °C |
Typical Applications:
Resins, coatings, plasticizers, and chemical intermediates.
▶ Food Grade Benzoic Acid (GB 1902-94 / E210)
| Parameter | Specification |
| Purity (dry basis) | ≥ 99.5% |
| Melting Range | 121 – 123 °C |
| Easily Oxidizable Substances | Pass test |
| Easily Carbonizable Substances | Pass test |
| Chlorides | ≤ 0.014% |
| Heavy Metals (as Pb) | ≤ 0.01% |
| Arsenic (As) | ≤ 0.0002% |
| Phthalates | ≤ 0.0002% |
| Loss on Drying | ≤ 0.5% |
Recommended Uses:
Food preservative for fruit juices, carbonated beverages, pickles, sauces, and edible flavorings.
▶ Pharmaceutical Grade Benzoic Acid (BP 98)
| Parameter | Specification |
| Assay | 99.0 – 100.5% |
| Melting Range | 121 – 124 °C |
| Easily Oxidizable Substances | Pass test |
| Easily Carbonizable Substances | Pass test |
| Chlorides | ≤ 0.03% |
| Heavy Metals (as Pb) | ≤ 0.001% |
| Sulfide Residue | ≤ 0.1% |
Typical Applications:
Pharmaceutical intermediates, medicinal formulations, and topical ointments.
5. Main Applications
- Food Preservation:
Effectively inhibits molds and yeasts in acidic foods, extending shelf life while maintaining product flavor. - Flavors & Fragrances:
Used in chocolate, lemon, berry, nut, candied fruit, paste fragrances, incense, and tobacco flavorings. - Industrial Applications:
Resins, coatings, plasticizers, and chemical synthesis. - Pharmaceutical Applications:
Active intermediates and external medicinal preparations.
One raw material, multiple applications — helping customers simplify sourcing and inventory management.
6. Physical Form Options
| Form | Features | Recommended Use |
| Granular | Low dust, non-caking | Large-scale production, automated feeding |
| Powder | Fine particles, fast dissolving | Precise formulations, laboratory and R&D use |
7. Packaging & Storage
- Packaging:25 kg per bag
- Inner: Polyethylene (PE) liner
- Outer: Polypropylene (PP) woven bag
- Storage Conditions:
- Store in a cool, dry, and well-ventilated place
- Protect from direct sunlight and keep away from open flames
Export packaging and customized requirements are supported. Long-term stock is available to ensure stable supply.
8. Safety & Regulatory Compliance
- U.S. FDA:GRAS (Generally Recognized as Safe)
- FAO/WHO (JECFA):Approved food preservative
- Acceptable Daily Intake (ADI):0–5 mg/kg body weight
- IARC Classification:Group 3 (not classifiable as to carcinogenicity to humans)
When used in accordance with regulations and recommended dosage, benzoic acid is considered safe for food, pharmaceutical, and industrial applications.
9. Quality Assurance & Technical Support
- Each batch undergoes strict quality testing before release
- Key parameters are consistent with TDS specifications
- Complete TDS / MSDS / COA documentation available
- Batch-specific reports can be provided upon request
- Technical support available for formulation and application guidance
10. Contact Us
Benzoic acid is a bulk chemical raw material and online ordering is not available.
Please contact us to obtain:
- Latest pricing and delivery schedule
- Free samples (≤500 g)
- Batch-specific COA and technical documentation
