Potassium Ethyl Xanthate(PEX)
CAS: 140-89-6
Synonym name:
Potassium ethylxanthogenate
Potassium O-ethylxanthate
Ethylxanthic acid potassium salt
Potassium xanthate
Z3
PEX
KEX
Structure:
| Property | Specification |
|---|---|
| Appearance | White to light yellow crystalline solid powder or pellets |
| Stability | Hygroscopic (absorbs moisture) and decomposes in air over time |
| Odor | Strong, unpleasant odor (due to decomposition into carbon disulfide) |
| Solubility | Soluble in water and alcohol, decomposes in acidic conditions or when heated |
| Melting Point | 209-214℃ |
| Bulk Density | 1.558 g/cm³ |
| Active Ingredient | ≥90.0% |
Application:
PEX/ KEX is a selective collector, widely used in the recovery of copper, zinc, nickel, gold and the flotation of copper-bearing golden iron ore, as well as the preparation of difficult-to-treat copper-lead oxides.
The ratio can also be improved and the effect is satisfactory.
Usually used in the flotation process.
Handing and Safety:
Flammable Irritant
GHS Hazard Statements:
H226: Flammable liquid and vapor.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Package:
120kg/drum or 850kg/wooden crate,
16.08MT/20ft (drum) or 17MT/20ft (crate),
Keep in dry and cool place, avoid wet, rain, and sunlight.
Shelf time: 24 months.