Sodium Acetate Trihydrate AR Grade used as a reagent and reaction medium. CAS 6131-90-4 EC 229-217-0| Chemical Reagents net

It is an important chemical reagent widely used in various chemical and biochemical applications in laboratories, and it finds industrial applications particularly as a buffer and intermediate.

General Information

Name: Sodium Acetate Trihydrate
CAS Number: 6131-90-4
Molecular Weight: 136.08
Molecular Formula: C2H3O2Na·3(H2O)
MDL Number: MFCD00071557
EC Number: 229-217-0

Brand and Packaging

Brand: KeShi Packaging: 500g × 20 bottles/case

Physical Properties

Appearance: White crystalline solid
Density: Not applicable
Melting Point: > 58°C (decomposes)
Solubility: Soluble in water; insoluble in ethanol.

Chemical Properties

Acidity/Alkalinity: Neutral (pH ≈ 7)
Reactivity: Relatively stable; reacts with strong oxidizing agents.

  O       H
  ||     ||
CH3-C-O-Na·3(H2O)
  |
  H

Quality inspection report

Quality inspection report

| Product Name         | Specification | Lot Number  | Molecular Formula | Molecular Weight | Lot Size | Inspection Unit | Sample Category | Report Date  | Inspection Basis |
|----------------------|---------------|-------------|-------------------|------------------|----------|-----------------|-----------------|--------------|------------------|
| Sodium Acetate Trihydrate | Analytical Grade | 2023080201 | CH3COONa·3H2O     | 136.08           | 28.86T   | Production Unit | Organic         | 2023.08.06   | GB/T 693-1996    |

| Test Item              | Standard Requirement   | Test Result |
|------------------------|------------------------|-------------|
| Content,% (Purity)     | ≥99.0                  | 99.8        |
| Appearance             | Colorless transparent or white crystalline particles | Colorless transparent crystalline particles |
| pH (50g/L, 25°C)       | 7.5～9.0                | 8.7         |
| Clarity Test           | Complies                | Complies    |
| Insoluble Matter,%     | ≤0.002                  | 0.0009      |
| Sulfate (SO4),%        | ≤0.005                  | ＜0.005     |
| Chloride (Cl),%        | ≤0.001                  | ＜0.001     |
| Phosphate (PO4),%      | ≤0.0002                 | ＜0.0002    |
| Aluminum (Al),%        | ≤0.0005                 | ＜0.0005    |
| Calcium (Ca),%         | ≤0.002                  | 0.0001      |
| Iron (Fe),%            | ≤0.0002                 | ＜0.0002    |
| Copper (Cu),%          | ≤0.0005                 | 0.0001      |
| Lead (Pb),%            | ≤0.0005                 | 0.0002      |
| Potassium Permanganate Test (as HCOOH),% | ≤0.01 | 0.002    |

Analysis Conclusion:
Meets the requirements of GB/T 693-1996 for analytical grade.

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