Chemical Fiber Sodium Acetate Trihydrate
CAS NO.: 6131-90-4
Molecular Formula: CH3COONa·3H2O
Molecular Weight: 136.08
Character: Colorless crystal, it is soluble in water and alcohol and lightly soluble in acetic acid; specific gravity:1.45; melting point: 58℃.
Usage: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.
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
Chemical Fiber Sodium Acetate Trihydrate - Professional Grade Solution for Textile Manufacturing
SHANXI ZHAOYI CHEMICAL CO., LTD delivers premium Chemical Fiber Sodium Acetate Trihydrate engineered specifically for textile and fiber processing applications. With 35+ years of manufacturing expertise since 1988 and an impressive annual production capacity of 150,000 tons, we supply ultra-pure sodium acetate trihydrate (CAS: 6131-90-4) featuring exceptionally low iron content (≤0.0002%) and minimal water insolubles (≤0.04%). Our 27,000 m² production facility ensures consistent quality for viscose production, fiber dyeing, and pH buffering systems. This colorless crystalline product maintains a specific gravity of 1.45 and melting point of 58℃, delivering reliable performance in demanding chemical fiber environments.
Key Features & Benefits
Superior Purity for Flawless Fiber Quality
Our product maintains strict iron content limits below 2ppm, preventing yellowing and photo-oxidation that compromise textile value. This ultra-low metal contamination ensures your fibers retain brightness and tensile strength throughout processing.
Optimized for High-Speed Production
Uniform particle size distribution guarantees rapid, even dissolution in coagulation baths. You'll experience no localized pH spikes that could damage delicate fiber surfaces during high-volume spinning operations.
Extended Equipment Lifespan
With water insolubles capped at 0.04%, our sodium acetate trihydrate prevents spinneret blockages and precipitate buildup. Your equipment operational lifecycle can extend up to 20% compared to standard industrial grades.
Consistent Buffering Performance
Precisely controlled alkalinity ensures predictable pH stabilization in dye baths and neutralization processes. You maintain uniform color penetration even under high-temperature, high-pressure dyeing conditions.
Technical Specifications
Parameter | Specification | Test Method |
Content (CH₃COONa) | 58-60% | Titration |
Free Acid | ≤0.03% | pH Measurement |
Water Insoluble | ≤0.04% | Gravimetric |
Chloride (Cl) | ≤0.04% | Silver Nitrate Method |
Iron (Fe) | ≤0.0002% | ICP-MS/Spectrophotometry |
Molecular Formula | CH₃COONa·3H₂O | - |
Molecular Weight | 136.08 g/mol | - |
Appearance | Colorless Crystal | Visual |
Specific Gravity | 1.45 | Density Meter |
Melting Point | 58℃ | Thermal Analysis |
Solubility | Soluble in water & alcohol | - |
How It Works?
Neutralization Mechanism
When you introduce this trihydrate form into acidic fiber processing environments, the acetate ion rapidly neutralizes residual sulfuric acid trapped within fiber structures. The reaction occurs at the molecular level, converting harsh acids into harmless salts and water.
pH Buffering Action
The acetate-acetic acid buffer system maintains stable pH ranges between 4.5-5.5 in your dye baths. As acidic or basic substances enter the system, the buffer resists dramatic pH shifts through reversible proton exchange reactions.
Enhanced Dissolution Kinetics
The trihydrate crystalline structure contains water molecules within its lattice. Upon contact with processing liquids, these crystals dissolve uniformly and quickly, ensuring instantaneous pH adjustment without creating concentration gradients that damage sensitive polymer chains.
Our Factory
30-YEAR ACETATE SPECIALIST | Non-caking, High Purity, Global Supply Chain



Applications
Thick and Rayon Production
You'll discover this review crucial in coagulation showers where cellulose xanthate changes into recovered cellulose filaments. It neutralizes sulfuric corrosive in post-treatment washing stages, avoiding corrosive corruption that debilitates fiber ductile properties.
Synthetic Fiber Coloring Operations
For polyester, nylon, and acrylic fiber coloring, our item acts as your dependable pH leveling specialist. It keeps up steady color shower conditions amid scatter and cationic color application, guaranteeing uniform color dispersion over whole generation batches.
PVA and Vinylon Fiber Manufacturing
In polyvinyl liquor fiber generation, this fabric fine-tunes wastewater pH some time recently natural treatment. It works successfully indeed in high-salinity networks, ensuring bacterial societies from pH stun whereas empowering byproduct recovery.
Effluent Treatment Systems
Your wastewater administration benefits from exact pH neutralization capabilities. The item alters acidic release streams to worthy ranges for natural compliance and downstream natural preparing.






Chemical Fiber Sodium Acetate Trihydrate vs Other Products
Feature | Our Chemical Fiber Grade | Standard Industrial Grade | Food Grade | Anhydrous Form |
Iron Content (Fe) | ≤0.0002% | ≤0.002% | ≤0.001% | ≤0.002% |
Water Insolubles | ≤0.04% | ≤0.2% | ≤0.05% | N/A |
Dissolution Speed | Rapid & Uniform | Variable | Moderate | Slower |
Fiber Application | Optimized | Suitable | Not Recommended | Limited |
Spinneret Protection | Excellent | Basic | Good | Moderate |
Hygroscopicity | Moderate | Moderate | Moderate | Low |
Cost Efficiency | High for Fiber | Lower Initial | Premium | Moderate |
Storage Stability | Good (<30℃) | Standard | Refrigerated | Excellent |
Certifications & Compliance
Our manufacturing processes adhere to international quality standards. SHANXI ZHAOYI CHEMICAL has earned ISO certification, ensuring systematic quality management across all production stages.
We maintain KOSHER and HALAL certifications, demonstrating our commitment to diverse market requirements and rigorous production controls. Every batch undergoes comprehensive testing using advanced analytical equipment including ICP-MS for trace metal detection and gravimetric analysis for insolubles verification.
Our quality documentation provides full traceability from raw materials through final packaging, giving you confidence in regulatory compliance for textile manufacturing applications.






Packaging Options
Standard Pack Configuration
We offer 25kg plastic woven packs with inward PE liners for dampness assurance. This organize suits little to medium-scale operations requiring adaptable stock management.
Bulk Ton-Bag Solution
For high-volume generation offices, 1000kg ton-bags give prudent taking care of and decreased bundling squander. The heavy-duty development withstands forklift transport whereas keeping up item integrity.
Custom Bundling Available
Your particular calculated needs can be suited. We work with clients requiring specialized pack sizes, labeling designs, or palletization arrangements for robotized distribution center systems.
All bundling materials meet food-contact security measures and ensure against dampness entrance amid capacity and transportation.
Packing

Manufacturing Process
Raw Material Selection
We source premium-grade acetic acid and sodium hydroxide from certified suppliers. Incoming materials undergo rigorous quality testing before entering our production streams.
Controlled Crystallization
Our process engineers maintain precise temperature and concentration parameters during neutralization reactions. The resulting solution undergoes controlled evaporation and crystallization to form uniform Chemical Fiber Sodium Acetate Trihydrate crystals.
Multi-Stage Purification
Advanced filtration systems remove particulates and insoluble matter. Ion-exchange processes eliminate trace metal contaminants, particularly iron, to achieve the stringent limits required for fiber applications.
Quality-Assured Packaging
Automated filling lines minimize human contact and contamination risk. Each batch receives unique identification codes linking to complete analytical test data maintained in our quality management system.
Shipment



Why Choose Us?
Three Decades of Acetic acid derivation Specialization
Since 1988, SHANXI ZHAOYI CHEMICAL has centered only on acetic acid derivation salt fabricating. You advantage from amassed skill that gets it the nuanced necessities of chemical fiber production.
Massive Generation Capacity
Our 150,000-ton yearly yield guarantees continuous supply for your persistent fabricating operations. Large-scale generation moreover conveys economies that we pass to you through competitive pricing.
Responsive Specialized Partnership
When you experience prepare challenges, our specialized group reacts inside 24 hours with viable direction. We give small-batch tests for your adjustment trials some time recently full-scale adoption.
Global Conveyance Network
With set up nearness over China, Europe, America, and Asia, we get it universal coordinations. Your orders arrive on plan through optimized shipping courses and experienced cargo partners.
Customer-Centric Benefit Philosophy
We stand behind our items with clear quality ensures. Ought to you get fabric with intemperate pollutions or destitute buffering execution, we genuinely acknowledge returns and orchestrate prompt substitution.
FAQ
Q: Why does the item have stricter press limits than mechanical grade?
A: Press acts as an oxidation catalyst in polymer frameworks. Indeed 10ppm can trigger photo-oxidation, causing yellowing that annihilates your textile's commercial esteem. Our ≤2ppm determination secures your item quality.
Q: Can I utilize this review for pharmaceutical dialysis or nourishment production?
A: Whereas exceedingly unadulterated, this item targets material parameters. Pharmaceutical and nourishment applications require diverse microbiological controls and GMP certification not included in chemical fiber specifications.
Q: How does molecule consistency influence my corrosive neutralization process?
A: Uniform precious stones break down equitably, avoiding alkalinity "hot spots." Conflicting molecule sizes make localized pH spikes that harm fiber surfaces amid quick neutralization in coagulation baths.
Q: What capacity conditions avoid caking and degradation?
A: Store underneath 30℃ with relative mugginess beneath 60%. Utilize stockrooms with great ventilation and keep packs fixed in their multi-layer PE/PP liners to anticipate water misfortune (efflorescence) or dampness absorption.
Q: How does your item expand spinneret operational life?
A: By constraining insolubles to 0.04%, we drastically decrease calcium silicate accelerates that clog spinneret micropores. You'll see gear lifecycle expansions of 20% versus standard grades.
Q: What quality assessment strategies do you utilize for basic parameters?
A: We utilize ICP-MS for follow press location, 0.45-micron film filtration for insolubles testing, exactness titration for buffering capacity, and permanganate oxidation time estimations for natural impurities.
Q: Do you give after-sales bolster for handle optimization?
A: Yes. We offer specialized counseling reactions inside 24 hours, direction on pH alteration conventions, small-batch trial tests, and complaint determination inside 3 working days with significant arrangements.
Request a Quote
Ready to enhance your chemical fiber production with Chemical Fiber Sodium Acetate Trihydrate? Contact our team today for customized quotations, technical specifications, and sample requests: sxzy@sxzhaoyi.com
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