
Product Details
Product Name: Sodium acetate trihydrate | CAS No.: 6131-90-4 |
EC-No.: 204-823-8 | Min. Order: 1ton |
Purity: 99% | Supply Ability: 1000T/M |
Release date: 2025/08/11 |
CAS No.: 6131-90-4
EC No.: 204-823-8
Chemical Formula: CH?COONa·3H?O
Molecular Weight: 136.08 g/mol
Synonyms: Sodium Ethanoate Trihydrate, Sodium Acetate Crystals
1. Product Description
Sodium Acetate Trihydrate is a white, odorless, crystalline powder with a mildly acetic odor. It is the trihydrate form of sodium acetate, commonly used as a buffering agent, preservative, or chemical reagent in both food and industrial applications.
2. Grades Available
Food Grade: Conforms to FCC / E262(i) / GB 25544
Industrial Grade: For non-food applications, including chemical, textile, and electroplating industries
3. Typical Properties
Property | Specification |
---|---|
Appearance | White crystalline solid |
Odor | Slight acetic acid odor |
Solubility in water | Freely soluble |
Melting Point | 58°C (decomposes) |
Density (bulk) | ~1.45 g/cm3 |
pH (5% solution, 25°C) | 7.5 – 9.0 |
Stability | Stable under recommended conditions |
Hygroscopicity | Slightly hygroscopic |
4. Specification
Food Grade (FCC / E262(i))
Test Item | Unit | Specification |
---|---|---|
Purity (as CH?COONa·3H?O) | % | ≥ 99.0 |
pH (5% solution) | - | 7.5 – 9.0 |
Loss on drying | % | 36.0 – 41.0 |
Chloride (Cl?) | % | ≤ 0.035 |
Sulfate (SO?2?) | % | ≤ 0.01 |
Heavy metals (as Pb) | ppm | ≤ 2.0 |
Arsenic (As) | ppm | ≤ 1.0 |
Insoluble matter | % | ≤ 0.05 |
Identification (Na? / Acetate?) | - | Passes test |
Test Item | Unit | Specification |
---|---|---|
Purity (as CH?COONa·3H?O) | % | ≥ 98.0 |
pH (5% solution) | - | 7.5 – 9.5 |
Chloride (Cl?) | % | ≤ 0.05 |
Heavy metals (as Pb) | ppm | ≤ 5.0 |
Insoluble matter | % | ≤ 0.1 |
Loss on drying | % | 34.0 – 43.0 |
5. Applications
Food Grade
Buffering agent in sauces, condiments, pickles, and canned food
Preservative to inhibit bacterial growth in meat and bakery products
pH stabilizer in processed foods and dairy items
Flavor enhancer providing a mild vinegar note
Approved as E262(i) in EU and GB 25544-2010 in China
Industrial Grade
Neutralizing agent in textile dyeing and leather tanning
Buffering agent in electroplating and water treatment
Concrete additive to improve durability
Intermediate in pharmaceutical and chemical synthesis
Laboratory reagent and reaction control chemical
6. Packaging & Storage
Packaging Options:
25 kg kraft paper or PP woven bags with PE liner
500 kg / 1000 kg jumbo bags (industrial use)
Custom packaging available upon request
Storage Conditions:
Store in a cool, dry, and well-ventilated area
Keep container tightly sealed to prevent moisture absorption
Avoid exposure to direct sunlight and incompatible materials
Shelf Life:
24 months from production date under proper storage
7. Regulatory & Safety Information
Food Grade Compliance: FCC, E262(i), GB 25544, Codex
Certifications Available (upon request): ISO 9001, ISO 22000, HACCP, Kosher, Halal
REACH Registration: Available for industrial applications
Safety:
Non-hazardous under standard conditions
Avoid contact with eyes and skin
Refer to SDS for detailed handling, storage, and first-aid information
8. Disclaimer
The information contained in this TDS is based on our current knowledge and experience. It does not constitute a guarantee of specific properties or suitability for particular applications. Users are advised to conduct their own tests and comply with local regulations.
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- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China