pH Adjustment Sodium Acetate Anhydrous
CAS NO.: 127-09-3
Molecular Formula: CH3COONa
Molecular Weight: 82.03
Character: white crystal powder; specific gravity is 1.528 and melting point is 324℃.
Usage: It is a kind of chemical raw material and is widely used in dye, pharmaceutical, chemical reagent fields, sewagement and etc.
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
pH Adjustment Sodium Acetate Anhydrous - Industrial Grade Buffer Solution
SHANXI ZHAOYI CHEMICAL CO., LTD brings you premium pH Adjustment Sodium Acetate Anhydrous manufactured with over 35 years of expertise since 1988. Our product delivers ≥99.0% purity with a molecular weight of 82.03 g/mol and melting point of 324℃. Produced in our 27,000 m² facility with an annual capacity of 150,000 tons, this white crystalline powder offers superior buffering performance with a pH range of 7.5-9.2.
Our pharmaceutical-grade formulation maintains chloride content ≤0.002% and heavy metals ≤0.002%, ensuring exceptional quality for your critical industrial applications. With specific gravity of 1.528 and moisture content ≤0.5%, you get reliable pH stabilization without crystalline precipitation.
Key Features & Benefits
Superior Purity Standards
Our product achieves minimum 99.0% content (CH3COONa), exceeding industry benchmarks. This high purity prevents unwanted side reactions in your formulations.
Exceptional Buffering Performance
Maintains stable pH between 7.5-9.2 in aqueous solutions. Your processes benefit from consistent acidity control, reducing batch-to-batch variation and improving product quality.
Rapid Dissolution Rate
High water solubility (119 g/100 mL at 0°C) ensures quick integration into your production lines. You'll experience reduced mixing times and enhanced process efficiency.
Thermal Resilience
With a melting point of 324°C, this product withstands high-temperature processing without decomposition. Your heat-intensive applications remain stable and predictable.
Contamination-Free Composition
Iron content ≤0.0005% and phosphate ≤0.001% make this ideal for sensitive pharmaceutical and food applications. You can trust the purity your customers demand.
Technical Specifications
Parameter | Specification |
Content (CH3COONa) | ≥99.0% |
pH (5% aqueous solution) | 7.5-9.2 |
Molecular Formula | CH3COONa |
Molecular Weight | 82.03 g/mol |
Appearance | White crystal powder |
Specific Gravity | 1.528 |
Melting Point | 324℃ |
Water Insoluble | ≤0.01% |
Chloride (Cl) | ≤0.002% |
Sulfate (SO4) | ≤0.01% |
Phosphate (PO4) | ≤0.001% |
Magnesium (Mg) | ≤0.002% |
Calcium (Ca) | ≤0.05% |
Iron (Fe) | ≤0.0005% |
Heavy Metals (as Pb) | ≤0.002% |
Clarity Test | Qualified |
Moisture Content | ≤0.5% |
How It Works?
Buffering Mechanism
When you add the product to your system, it dissociates into sodium and acetate ions. The acetate ions (CH3COO-) form a conjugate base pair with acetic acid, creating a buffer system that resists pH changes.
Neutralization Process
In acidic environments, the acetate ions capture excess hydrogen ions, preventing pH drops. This protects your sensitive compounds from acid-catalyzed degradation and maintains reaction kinetics within optimal ranges.
pH Stabilization
Your formulations achieve equilibrium around pH 4.5-5.5 when paired with acetic acid. The anhydrous form delivers higher acetate ion density per unit weight compared to trihydrate versions, giving you more efficient pH control.
Ion Exchange Function
The sodium component facilitates cation exchange in wastewater treatment applications. You benefit from enhanced flocculation and improved solid-liquid separation during effluent processing.
Our Factory
30-YEAR ACETATE SPECIALIST | Non-caking, High Purity, Global Supply Chain



Applications
Pharmaceutical Manufacturing
You can formulate hemodialysis solutions and injectable drugs with confidence. Our product maintains physiological pH levels, preventing API degradation in acid-sensitive medications and extending shelf life.
Wastewater Treatment
Deploy this as a carbon source for denitrification in biological treatment systems. Your facility achieves improved COD removal and enhanced microbial activity in anaerobic digesters.
Textile & Dyeing Operations
Neutralize sulfuric acid waste streams and regulate dye bath pH effectively. You'll see uniform dye penetration, better color fastness, and reduced fabric damage from acid shock.
Food Processing Industry
As acidity regulator E262, it preserves meat products and enhances bakery formulations. Your products gain extended microbial stability while maintaining appealing flavor profiles without harsh acidity.
Oilfield Drilling
Control drilling fluid pH in challenging geological formations. You maintain mud rheology and prevent corrosion of downhole equipment in high-temperature wells.
Chemical Synthesis
Use as a reagent and buffer in organic synthesis reactions. Your catalytic processes benefit from stable pH conditions that maximize yield and selectivity.






pH Adjustment Sodium Acetate Anhydrous vs Other Products
Feature | Sodium Acetate Anhydrous | Sodium Acetate Trihydrate | Sodium Bicarbonate | Sodium Hydroxide |
Acetate Ion Density | High (100% active) | Lower (60% active) | No acetate ions | No acetate ions |
Buffering Range | pH 4.5-5.5 (optimal) | pH 4.5-5.5 | pH 8.3-10.3 | No buffering |
Moisture Content | ≤0.5% | ~39% crystalline water | Low | N/A |
Thermal Stability | 324℃ melting point | Loses water at 58℃ | Decomposes at 50℃ | Stable but caustic |
Handling Safety | Non-corrosive | Non-corrosive | Mild irritant | Highly corrosive |
Storage Stability | 12 months sealed | Prone to liquefaction | Absorbs CO2 | Absorbs moisture/CO2 |
Cost Efficiency | Higher per kg, lower per mole acetate | Lower per kg, higher per mole | Low cost but different function | Very low cost but harsh |
Application Precision | Excellent for sensitive systems | Good but diluted | Limited buffering | Only for strong neutralization |
Certifications & Compliance
Our manufacturing facility maintains rigorous quality standards verified through international certifications:
ISO Quality Management System
We operate under certified ISO protocols ensuring consistent product quality and traceability throughout production. Your orders meet documented specifications every time.
KOSHER Certification
Our pH Adjustment Sodium Acetate Anhydrous carries KOSHER approval, making it suitable for your food-grade applications requiring religious dietary compliance.
HALAL Certification
HALAL-certified production processes ensure this product meets Islamic dietary requirements for your global food and pharmaceutical markets.
Industry Standards Compliance
All products conform to relevant Chinese national standards and international pharmacopoeia requirements. You receive third-party testing documentation with each shipment.






Packaging Options
Standard 25kg Packaging
Supplied in plastic-lined woven bags with moisture-proof sealing. This convenient size suits your batch production needs while maintaining product integrity during storage.
Bulk 1000kg Ton-Bags
For high-volume operations, you can order in jumbo bags that reduce packaging waste and streamline material handling. These feature internal liners preventing moisture ingress.
Custom Packaging Solutions
We accommodate your specific packaging requirements for specialized applications. Contact us to discuss container types, bag sizes, or palletization preferences.
Moisture Barrier Protection
All packaging includes sealed moisture-proof layers crucial for this hygroscopic material. You'll find our packaging prevents caking and preserves flowability throughout the 12-month shelf life.
Packing

Manufacturing Process
Crude Fabric Selection
We source high-purity acidic corrosive and sodium carbonate from confirmed providers. Approaching materials experience strict quality testing some time recently entering generation lines.
Neutralization Reaction
Controlled response between acidic corrosive and sodium carbonate happens in jacketed reactors. Your item benefits from exact temperature and pH checking that guarantees total conversion.
Crystallization & Dehydration
The sodium acetic acid derivation arrangement experiences controlled dissipation and crystallization. Our multi-stage lack of hydration handle expels bound water, creating the anhydrous frame with ≤0.5% moisture.
Purification & Filtration
Advanced filtration expels insoluble pollutions and color bodies. You get item assembly pharmaceutical-grade clarity measures with water-insoluble matter ≤0.01%.
Drying & Milling
Final drying in fluid-bed dryers taken after by controlled processing produces uniform molecule estimate. This guarantees steady disintegration rates and flowability in your applications.
Quality Control Testing
Every generation group experiences comprehensive testing for all detail parameters. You get certificates of examination reporting compliance some time recently shipment.
Shipment



Why Choose Us?
35+ A long time Fabricating Excellence
Since 1988, we've refined our acetic acid derivation generation skill. You accomplice with a provider who gets it the subtleties of mechanical buffer chemistry and application requirements.
Massive Generation Capacity
Our 150,000 tons yearly capacity guarantees dependable supply indeed for your large-scale operations. You'll never confront fabric deficiencies disturbing generation schedules.
Global Dispersion Network
We trade to Europe, America, and Asia with built up coordinations associations. Your worldwide offices get reliable item quality in any case of destination.
Customer-Centric Service
We prioritize your fulfillment through responsive specialized back and customized arrangements. Our group collaborates to optimize item determinations for your one of a kind applications.
Competitive Pricing
Direct producer estimating dispenses with broker markups. You get to industrial-grade item at ideal esteem without compromising quality.
Technical Expertise
Our 60-person group incorporates chemical engineers who give application direction. You advantage from decades of collective information tackling complex pH control challenges.
FAQ
Q: What is the rack life of your product?
A: When put away unopened in our moisture-proof bundling, the rack life is 12 months. After opening, seal firmly and utilize inside 48 hours to avoid dampness retention. Re-inspection is suggested if the item surpasses the 12-month period.
Q: How ought to I store this item to keep up quality?
A: Store in a cool, dry distribution center with relative stickiness ≤65%. Keep absent from warm sources, solid oxidants, and acidic substances. Maintain a strategic distance from physical harm to bundling that may uncover the item to encompassing moisture.
Q: What makes anhydrous frame superior than trihydrate for pH adjustment?
A: The anhydrous shape gives higher acetic acid derivation particle thickness per unit weight, advertising you prevalent buffering proficiency. It too kills concerns approximately crystalline water interferometer with moisture-sensitive details or causing weakening effects.
Q: Can your item be utilized in nourishment applications?
A: Yes, our pharmaceutical-grade detailing with Legitimate and HALAL certifications is appropriate for nourishment preparing as causticity controller E262. It meets exacting immaculateness necessities for coordinate nourishment contact applications.
Q: What documentation do you give with shipments?
A: Each arrange incorporates Certificate of Examination (COA), Fabric Security Information Sheet (MSDS), commercial receipt, pressing list, and pertinent certification duplicates. We can give extra documentation for traditions clearance as needed.
Q: Do you offer specialized back for application development?
A: Completely. Our specialized group helps with dose calculations, buffer framework plan, and compatibility evaluations. We offer assistance you optimize the item execution in your particular handle conditions.
Q: What is your least arrange quantity?
A: We oblige different arrange sizes from single beds to bulk holders. Contact us to talk about your volume prerequisites and get customized estimating based on your utilization patterns.
Q: How does your item compare in immaculateness to imported alternatives?
A: Our ≥99.0% virtue with strict overwhelming metal and chloride limits matches or surpasses universal pharmacopoeia measures. Third-party testing affirms proportionality to premium imported brands at more competitive estimating.
Request a Quote
Ready to stabilize your pH control processes with pH Adjustment Sodium Acetate Anhydrous? Contact our team today at sxzy@sxzhaoyi.com for competitive quotes.
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