PRODUCT DATA SHEET (TDS)
1. Product Identification
| Item | Details |
| Product Name | Zinc Acetate Dihydrate |
| Chemical Formula | Zn(CH₃COO)₂·2H₂O |
| Molecular Weight | 219.50 g/mol |
| CAS No. | 5970-45-6 |
| Appearance | White fine crystalline solid |
2. Typical Specifications (HG 3-1098-77)
| Analysis Item | Unit | Specification | Typical Test Result |
| Assay (Purity) | % (w/w) | ≥ 99.0 | 99.57 |
| Clarity Test | Hazen | ≤ 4 | < 4 |
| pH (5g/100mL) | – | 6.0–6.7 | 6.40 |
| Water Insoluble Matter | % (w/w) | ≤ 0.003 | 0.002 |
| Chloride (Cl⁻) | % (w/w) | ≤ 0.001 | < 0.001 |
| Sulfate (SO₄²⁻) | % (w/w) | ≤ 0.002 | < 0.002 |
| Iron (Fe) | % (w/w) | ≤ 0.0002 | < 0.0002 |
| Arsenic (As) | % (w/w) | ≤ 0.00002 | < 0.00002 |
| Lead (Pb) | % (w/w) | ≤ 0.002 | < 0.002 |
| Sodium (Na) | % (w/w) | ≤ 0.005 | < 0.005 |
| Magnesium (Mg) | % (w/w) | ≤ 0.005 | < 0.005 |
| Calcium (Ca) | % (w/w) | ≤ 0.01 | < 0.01 |
| Ammonium Sulfide Non-Precipitates (as Sulfates) | % (w/w) | ≤ 0.1 | < 0.1 |
3. Physical & Chemical Properties
| Item | Details |
| Appearance | White fine crystalline solid |
| Melting Point | ~ 237 ℃ (anhydrous; dihydrate decomposes above 100 ℃) |
| Solubility | Soluble in water and ethanol |
| Stability | Stable under normal conditions; hygroscopic |
4. Applications
- Catalyst and stabilizer in the production of polyester and polyamide resins
- Used as a food additive, feed additive, and pharmaceutical intermediate
- Applied in the manufacturing of dyes, ceramics, and water treatment chemicals
5. Packaging
- Packaging Type: 25 kg bags
- Handling Notes: Keep packages sealed; store in a dry, well-ventilated area away from moisture
6. Storage
- Store in a cool, dry, and well-ventilated warehouse
- Protect from moisture, heat, and incompatible materials (strong acids, strong bases)
- Shelf Life: 24 months under proper storage conditions
7. Safety & Handling
- Hazard Classification: Low hazard; mild irritant to skin, eyes, and respiratory tract
- Recommended PPE: Safety goggles, gloves, and dust masks when handling
- Use in well-ventilated areas to avoid dust inhalation
- For complete safety instructions, refer to the product SDS (Safety Data Sheet)
8. Test Methods
- Purity: Titration / Gravimetric analysis
- Clarity Test: Visual colorimetry
- pH: Potentiometric method
- Water Insoluble Matter: Gravimetric method
- Chloride/Sulfate: Ion Chromatography
- Metals (Fe, As, Pb, Na, Mg, Ca): ICP-OES / AAS
