Sodium Benzoate (CAS 532-32-1) is a benzoic acid salt used as an antimicrobial preservative in acidic food and beverage formulations. It is commonly supplied as a white solid with an assay of ≥99.50% for bulk food-additive and industrial procurement.
Product Specifications
|
Item |
Specification |
|
Chemical Name |
Sodium Benzoate |
|
CAS No. |
532-32-1 |
|
EINECS No. |
208-534-8 |
|
Chemical Formula |
C₇H₅NaO₂ |
|
Appearance |
White powder / solid form |
|
Assay |
≥99.50% |
|
Loss on Drying |
≤0.10% |
|
Heavy Metals (as Pb) |
≤10 ppm |
|
Chloride (as Cl) |
≤200 ppm |
|
Arsenic (as As) |
≤2 ppm |
|
Halogen / Halogenide |
≤300 ppm |
|
Residue on Ignition |
≤0.05% |
|
Melting Point |
121–123°C |
|
Color (Hazen) |
≤20 |
|
Shelf Life |
24 months |
|
Supply Capacity |
10,000 MT/year |
Applications by Industry
Food & Beverage: Used as a preservative in acidic foods and beverages, including carbonated drinks, sauces, fruit and vegetable beverages, jams and beverage syrups.
Food Processing: Applicable to formulations where preservation is required under acidic conditions; usage level should be determined according to the applicable food regulations and product formulation.
Pharmaceutical Industry: Used as a raw material or auxiliary ingredient in selected pharmaceutical manufacturing processes.
Chemical Manufacturing: Used in applications including dye-related processing, organic synthesis and other chemical formulations.
Quality Control & Batch Verification
Contaminant Testing: Heavy metals, arsenic, chloride and halogen/halogenide levels are included in the quality specification for batch assessment.
Documentation: Buyers can use the specification and batch test results to verify conformity before shipment or during incoming quality inspection.
Testing References: Test methods listed in the supplied data include GB/T 617, GB/T 3143, GB 1901-2005, EN 14582:2007 and EN 14372:2004, together with internal methods.
Storage & Shelf Life
Shelf Life: The supplied product information specifies a 24-month shelf life.
Storage Environment: Keep in a cool, dry and clean storage area away from moisture and contamination.
Package Protection: Keep the original package properly sealed until use to limit exposure to humidity and external contaminants.
Stock Management: For bulk buyers, apply first-in-first-out stock rotation and check package condition before production use.
Packaging & Bulk Supply
Bulk Supply Capacity: The listed supplying ability is 10,000 MT/year, supporting regular industrial and wholesale procurement.
Packing Format: Packaging should be confirmed according to order quantity, transportation requirements and the buyer's handling process.
Order Planning: Buyers should specify required grade, particle/form requirements, packaging unit and target quantity when requesting a quotation.
Export Preparation: Bulk orders can be arranged according to the agreed shipping and documentation requirements.
FAQ
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