Selenium standard solution Pakistan

Chemical Name: Selenium Standard Solution

Typical Concentration: 1000 mg/L (ppm) Selenium (Se)

Solvent: High-purity deionized water or dilute acid matrix

Grade: Analytical / Calibration Grade

Appearance: Clear, colorless solution

Purity: Low-trace impurity formulation for high accuracy

Stability: Chemically stable when stored in sealed containers

Storage Conditions: Keep tightly closed; store at 20–25°C away from light and heat

Common Packaging: 100 mL, 250 mL, and 500 mL calibrated bottles

Applications: Instrument calibration for AAS, ICP-OES, ICP-MS; water quality testing; environmental assessments; laboratory QC