Preservative Sodium Diacetate
CAS NO.: 126-96-5
Molecular Formula: C4H7NaO4
Molecular Weight: 142.09
Character: White crystal powder.
Usage: Sodium diacetate has the features of high efficient antiseptic, retain freshness and nutritive value improving function. It is widely used in feed and food industry. In industrial field it is used homogenization agent, mordant and acidulant and PH modifier.
Package: 25kg plastic woven bag or 1000kg Ton-bag
Storage: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
- Product Description
Preservative Sodium Diacetate: Premium Food & Feed Safety Solution
SHANXI ZHAOYI CHEMICAL CO., LTD brings you pharmaceutical-grade Preservative Sodium Diacetate (CAS 126-96-5), manufactured in our 27,000 m² certified facility with 35+ years of expertise since 1988. Our product delivers 39.0-41.0% acetic acid content and 58.0-60.0% sodium acetate content, ensuring superior antimicrobial performance across food and feed applications.
With an annual production capacity of 150,000 tons, we guarantee consistent supply and quality. Our product meets international standards including ISO, KOSHER, and HALAL certifications, exported to Europe, America, and Asia. This white crystalline powder offers dual functionality as both a preservation agent and pH modifier, protecting your products while maintaining nutritional integrity.
Key Features & Benefits
The product stands out with its high-purity formula (≥98% content) and strictly controlled impurities, keeping heavy metals below 0.001% and arsenic under 0.0003%. This ensures maximum safety for both food-grade and feed-grade applications.
You'll appreciate its broad-spectrum antimicrobial action against molds, yeasts, and bacteria that cause spoilage. The unique combination of acetic acid and sodium acetate creates a powerful buffering system with pH 4.5-5.0, delivering consistent protection without the corrosive effects of pure acids.
Its exceptional water solubility (1g/ml) allows uniform dispersion throughout your products. Whether you're formulating liquid feeds or processing baked goods, our preservative integrates seamlessly, maintaining product texture and palatability while extending shelf life significantly.
Technical Specifications
Parameter | Specification | Test Method |
Acetic Acid Content | 39.0-41.0% | Titration |
Sodium Acetate Content | 58.0-60.0% | Calculation |
Moisture | ≤2.0% | Karl Fischer |
Heavy Metals (as Pb) | ≤0.001% | Atomic Absorption |
Arsenic (As) | ≤0.0003% | Spectrophotometry |
pH Value (10% solution) | 4.5-5.0 | pH Meter |
Formic Acid & Oxidizable Substances | ≤0.2% | Titration |
Appearance | White Crystal Powder | Visual |
Molecular Formula | C₄H₇NaO₄ | - |
Molecular Weight | 142.09 | - |
How It Works?
Preservative Sodium Diacetate functions through a dual-action mechanism that protects your products at the molecular level. When dissolved, it releases acetic acid gradually, creating an acidic environment hostile to microbial growth.
The acetic acid penetrates microbial cell membranes in its undissociated form. Once inside, it dissociates, lowering intracellular pH and disrupting enzymatic functions essential for microbial metabolism. This effectively inhibits reproduction and survival of spoilage organisms.
Meanwhile, the sodium acetate component provides buffering capacity, maintaining stable pH levels in your formulations. This buffering action prevents drastic pH fluctuations during storage, ensuring consistent antimicrobial efficacy throughout your product's shelf life. The result is comprehensive preservation without compromising taste or nutritional value.
Our Factory
30-YEAR ACETATE SPECIALIST | Non-caking, High Purity, Global Supply Chain



Applications
Nourishment Industry: Our additive improves security and rack life in heated products, prepared meats, sauces, and condiments. It avoids form development in bread items whereas keeping up delicate quality, and controls pathogenic microbes in meat preparing without modifying flavor profiles.
Feed Manufacturing: You can depend on it to avoid mycotoxin arrangement in creature bolsters amid capacity. It secures wholesome judgment of poultry, swine, and cattle nourish details, particularly in muggy climates where form defilement postures noteworthy risks.
Industrial Applications: Beyond conservation, it serves as a homogenization operator in chemical handling, a stringent in material coloring, and a pH modifier in different fabricating forms. Its flexibility amplifies to natural applications where acidulant properties are advantageous.






Preservative Sodium Diacetate vs Other Products
Feature | Preservative Sodium Diacetate | Calcium Propionate | Potassium Sorbate | Benzoic Acid |
Antimicrobial Spectrum | Broad (bacteria, mold, yeast) | Primarily anti-mold | Mold & yeast focused | Limited spectrum |
pH Range Effectiveness | 4.5-6.5 | 5.0-6.0 | 3.0-6.5 | Below 4.5 |
Water Solubility | Excellent (1g/ml) | Moderate | Good | Poor |
Corrosiveness | Non-corrosive | Non-corrosive | Non-corrosive | Highly corrosive |
Flavor Impact | Mild vinegar note | Neutral | Neutral | Strong taste |
Cost Efficiency | High | Moderate | Lower | Moderate |
Feed Application Approval | Widely approved | Approved | Limited | Restricted |
Nutritional Value | Provides acetate energy | Minimal | None | None |
Certifications & Compliance
Our fabricating office keeps up thorough quality measures recognized all inclusive. We hold ISO quality administration framework certification, guaranteeing each clump meets universal details through comprehensive testing protocols.
KOSHER and HALAL certifications make our items appropriate for assorted social and devout dietary necessities. These certifications reflect our commitment to comprehensive fabricating hones that regard worldwide showcase needs.
All items comply with GB 25538-2010 national bolster added substance benchmarks and worldwide nourishment security directions. We back third-party testing and give total documentation counting Certificates of Investigation, Security Information Sheets, and administrative compliance letters with each shipment.






Packaging Options
Standard Packaging: 25kg plastic woven sacks with internal PE lining give dampness security for customary orders. This bundling organize encourages simple taking care of and capacity in standard distribution center environments.
Bulk Orders: 1000kg ton-bags (FIBCs) offer conservative arrangements for large-scale producers. These packs highlight dust-proof closures and lifting circles planned for forklift taking care of, lessening per-unit bundling costs significantly.
Custom Solutions: We oblige extraordinary bundling prerequisites based on your capacity conditions and application strategies. All bundling materials are food-grade compliant and planned to anticipate dampness assimilation, guaranteeing item soundness amid transportation and capacity.
Packing

Manufacturing Process
Our generation starts with premium-grade acidic corrosive and sodium sources, carefully chosen to meet pharmaceutical guidelines. Crude materials experience thorough approaching quality review some time recently entering the generation line.
The amalgamation handle combines exact stoichiometric proportions beneath controlled temperature and pH conditions. Nonstop observing frameworks track response parameters in real-time, guaranteeing steady item quality. Crystallization happens in specialized gear that produces uniform molecule sizes for ideal flowability.
Post-synthesis, the item experiences different filtration stages to expel pollutions. Progressed filtration and drying frameworks diminish dampness substance underneath 2%, avoiding caking. Last items pass through metal locators and are tried in our certified research facility some time recently bundling, ensuring you get as it were premium-grade fabric.
Shipment



Why Choose Us?
With 35 a long time of fabricating fabulousness since 1988, we've refined our generation forms to provide unmatched quality consistency. Our 150,000-ton yearly capacity guarantees we meet your supply needs, whether you require little clumps or holder loads.
You advantage from our vertically coordinates generation framework that controls costs without compromising quality. Coordinate producer estimating dispenses with broker markups, whereas our trade involvement to over 30 nations guarantees smooth worldwide coordinations and documentation.
Our specialized bolster group gives definition help, making a difference you optimize measurement rates for your particular applications. We see each client relationship as a long-term organization, advertising responsive communication and adaptable arrangements custom fitted to your operational prerequisites.
FAQ
Q: What is the prescribed measurement rate for bolster preservation?
A: Normal dose ranges from 0.1-0.3% of add up to nourish weight, depending on dampness substance and capacity length. Our specialized group can offer assistance optimize rates for your particular formulation.
Q: Does it influence bolster palatability?
A: At prescribed levels, it has negligible affect on taste. The gentle vinegar smell is for the most part well-accepted by animals and can indeed invigorate craving in a few cases.
Q: How ought to I store this product?
A: Store in a dry, ventilated stockroom absent from warm and dampness. Keep holders fixed when not in utilize. Appropriate capacity keeps up item adequacy for 24 months.
Q: Can it supplant numerous preservatives?
A: Yes, its broad-spectrum movement regularly permits solidification of conservation frameworks, streamlining your fixing list and decreasing definition complexity.
Q: Is it congruous with other nourish additives?
A: It appears fabulous compatibility with vitamins, minerals, and most common added substances. Contact us for particular compatibility questions with respect to your formulation.
Q: What makes your item distinctive from competitors?
A: Our strict quality control guarantees reliable acidic corrosive and sodium acetic acid derivation proportions, giving dependable antimicrobial execution. Third-party testing approves each generation group.
Request a Quote
Ready to enhance your product preservation strategy with Preservative Sodium Diacetate? Contact our team today for competitive pricing and technical specifications tailored to your requirements: sxzy@sxzhaoyi.com
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