Benzoic acid CAS 65-85-0
Chemical name: Benzoic acid
Synonymous names:SS Benzoic Acid;Mefenamic Acid Impurity D;Benzyl acid
CAS No:65-85-0
Molecular formula:C7H6O2
Molecular weight:122.12
EINECS No:200-618-2
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Structural formula:
Product Description:
ITEMS |
SPECIFICATIONS |
RESULTS |
Appearance: |
White powder |
White powder |
Melting point |
121-124℃ |
123℃ |
Content (%) |
99.5-100.5 |
99.9 |
Phthalic acid |
Tested |
Passed |
Appearance of solution |
Clear and colorless |
Clear and colorless |
Heavy metals (in terms of Pb) (PPM) |
Max 5 |
1 |
Chloride (in terms of Cl) (PPM) |
Max 200 |
60 |
Carbonizable substances |
Max Y5 |
Max Y5 |
Oxidizable substances |
Compliant |
Complies |
Ignition residue % |
Max 0.05 |
0 |
Sulfate ash % |
Max 0.02 |
0 |
Moisture KF % |
Max 0.5 |
0.2 |
Copper |
Max 0.001 |
None |
Lead content |
Max 0.0005 |
0.0001 |
Total chloride |
Max 200ppm |
100 ppm |
Halogen halide |
Max 300ppm |
100 ppm |
Properties and Usage:
Benzoic acid is a commonly used chemical raw material with excellent antiseptic properties. It is used in many fields such as food, cosmetics, pharmaceuticals and industrial production.
1. Food preservatives
Benzoic acid and its sodium salt (sodium benzoate) inhibit the growth of bacteria and fungi by reducing microbial activity and extend the shelf life of food. It is particularly suitable for acidic foods such as juices, condiments and sauces.
2. Cosmetics and pharmaceuticals
In cosmetics, benzoic acid is used as a preservative, which can effectively inhibit the growth of microorganisms and extend the shelf life of products.
In the pharmaceutical field, benzoic acid is used as an antibacterial agent for topical applications, such as drugs for the treatment of fungal infections, to help control infections and maintain drug efficacy.
3. Industrial applications
Benzoic acid is an important intermediate for many chemicals and is used to synthesize benzoic acid esters (plasticizers and fragrances), benzaldehyde (ingredients for dyes and fragrances) and benzoic acid chloride (intermediate for organic synthesis). In addition, benzoic acid is also used to make polymers and resins to improve the stability and heat resistance of these materials.
4. Plastics and synthetic resins
As an additive, benzoic acid improves the thermal stability and mechanical properties of plastics and synthetic resins, allowing them to maintain material properties at high temperatures or for long periods of time.
5. Solvents and coatings
Benzoic acid acts as a solvent and stabilizer in coatings and paints, enhancing the fluidity and coating properties of the product while providing better durability and gloss effects.
Storage conditions: This product should be sealed and stored in a cool, ventilated and dry warehouse. Keep away from fire and heat sources, waterproof, moisture-proof and sun-proof.
Packing: This product is packed in 25kg bags, and it can also be customized according to customers' requirements