1.06683

Potassium carbonate/sodium carbonate

GR for analysis

• Synonym(s): Potassium sodium carbonate
• UNSPSC Code: 12352402
• NACRES: NB.21

Properties

• Quality Level: 100
• form: solid
• pH: 11.5 (20 °C, 50 g/L in H₂O)
• density: 2.47 g/cm³ at 20 °C
• bulk density: 1750 kg/m³
• storage temp.: 2-30°C

Description

Application

• Catalytic pyrolysis and in situ carbonization of walnut shells: This study highlights the use of potassium carbonate and sodium carbonate in the catalytic pyrolysis of walnut shells, demonstrating their potential to enhance the electrochemical performance of derived carbons. This process is pivotal in the development of energy storage materials and aligns with environmental sustainability goals (He W et al., 2024).


• Determination of barium sulfate in barite ore: This research utilizes potassium and sodium carbonate in a phase conversion-partial pressure-corrected headspace gas chromatography technique for the analysis of barite ore. This method underscores the importance of carbonate salts in mineral testing and environmental analysis, providing a reliable approach for the mining and environmental sectors (Fan ZY et al., 2022).


• Passive Fire Protection of Taeda pine Wood: This study examines the application of potassium carbonate and sodium carbonate in starch-based surface coatings for enhancing the fire resistance of Taeda pine wood. This application is critical in building material science and fire safety, showcasing the adaptability of carbonate salts in developing fire-retardant treatments (Tretsiakova-McNally S et al., 2021).

Analysis Note

Chloride (Cl): ≤ 0.002 %
Phosphate and Silicate (as SiO₂): ≤ 0.005 %
Total sulfur (as SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.002 %
Al (Aluminium): ≤ 0.001 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.001 %
Loss on ignition (600 °C): ≤ 1.0 %

Safety Information

• Pictograms: GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H314 - H335
• Precautionary Statements: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable