Information
Specification category:
Product No. | Product name | Specifications |
1.01353.010 | Sodium acetate trihydrate | AR500g |
1.01353.020 | Sodium acetate trihydrate | CP500g |
1.01353.030 | Sodium acetate trihydrate | AR25kg/Drum |
1.01353.040 | Sodium acetate trihydrate | CP25kg/Drum |
1.01353.050 | Sodium acetate trihydrate | CP25kg/Sack |
|
Characteristic:
Appearance and properties: colorless, transparent crystals or white granules. Weathering in dry air.
pH value: 8.9 (0.1 mol/L, 25 ℃)
Melting point(℃) (℃): 58
Volume density: ~ 900 kg/m3
Boiling point(℃):> 400
Relative density (H2O): 1.45 g/cm3 (20 ℃)
Ignition point (℃): 607
Flash point (℃):> 250
Thermal decomposition: 120 ℃ lose crystal water, higher temperature and then decompose.
Solubility: 1 g of the product was soluble in 0.8 mL of H2O, 0.6 mL of boiling water, 19 mL of ethanol.
Technical indicators:
Item | AR | CP |
Assay(CH3COONa•3H2O) | ≥99.0% | ≥98.0% |
pH value(50g/L solution,25℃) | 7.5~9.0 | 7.5~9.0 |
Clarity of solution | 3 | 5 |
Insoluble matter in water | ≤0.002% | ≤0.005% |
Chloride(Cl) | ≤0.001% | ≤0.003% |
Phosphate(PO4) | ≤0.0002% | ≤0.0005% |
Aluminum(Al) | ≤0.0005% | ≤0.001% |
Calcium(Ca) | ≤0.002% | ≤0.005% |
Iron(Fe) | ≤0.0002% | ≤0.0005% |
Copper(Cu) | ≤0.0005% | ≤0.001% |
Lead(Pb) | ≤0.0005% | ≤0.001% |
Substances reducing potassium permanganate
(as HCOOH) | ≤0.01% | ≤0.02% |