1.04928

Potassium carbonate

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

• 동의어(들): Potassium carbonate, potash
• 실험식(Hill 표기법): CK₂O₃
• CAS Number: 584-08-7
• Molecular Weight: 138.21
• MDL number: MFCD00011382
• UNSPSC 코드: 12352302
• EC 인덱스 번호: 209-529-3
• NACRES: NA.21
• 분석: ≥99.0% (acidimetric); ≥99.0% dry basis (acidimetric)
• Grade: ACS reagent
• 양식: solid

속성

• Grade: ACS reagent
• Quality Level: 300
• Agency: reag. ISO; reag. Ph. Eur.
• 제품 라인: EMSURE^®
• 분석: ≥99.0% (acidimetric); ≥99.0% dry basis (acidimetric)
• 양식: solid
• 효능: >2000 mg/kg LD₅₀, oral (Rat)
• 불순물: ≤0.005% Insoluble matter; ≤0.01% Substances precipitated by ammonia
• 손실: ≤1% loss on drying, 300 °C
• pH: 11.5-12.5 (20 °C, 50 g/L in H₂O)
• mp: 891 °C
• density: 2.43 g/cm³ at 20 °C
• 벌크 밀도: 750 kg/m³
• 음이온 미량물: chloride (Cl^-): ≤0.003%; phosphate (PO₄^3-): ≤0.001%; silicate (as SiO₂): ≤0.005%; sulfur compounds (as SO₄^2-): ≤0.003%
• 양이온 미량물: Ca: ≤0.002%; Cu: ≤0.0005%; Fe: ≤0.0005%; Mg: ≤0.001%; N: ≤0.001%; Na: ≤0.02%; Pb: ≤0.0005%; heavy metals: ≤0.0005%
• 저장 온도: 2-30°C
• InChI: 1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChI key: BWHMMNNQKKPAPP-UHFFFAOYSA-L

설명

애플리케이션

• Catalytic pyrolysis and in situ carbonization of walnut shells: This research presents a method for the poly-generation of energy and enhanced electrochemical performance of carbons using potassium carbonate. The study highlights the application in biochar production and its potential use in energy storage and conversion devices, showcasing the integration of environmental sustainability and material science (He W et al., 2024).


• Improved synthesis of 6-bromo-7-[(11)C]methylpurine for clinical use: This paper describes the enhanced synthesis process involving potassium carbonate, which is crucial for the preparation of radiopharmaceuticals used in medical imaging. This underscores the compound′s role in enhancing pharmaceutical research and diagnostics (Okamura T et al., 2024).


• Effects of Xanthan gum and Potassium carbonate on the quality and flavor properties of frozen Jiuniang doughs: The study explores the use of potassium carbonate in food science, particularly in improving the texture and flavor of frozen dough products. It presents a potential application in food preservation and processing industries (Ma W et al., 2023).


• Potential of GTL biosolids in a circular economy: This article investigates the use of potassium carbonate in the treatment and utilization of biosolids, highlighting its role in environmental sustainability and waste management. The research contributes to the development of greener technologies in the life science manufacturing sector (Zuhara S et al., 2023).


• Potassium carbonate-mediated β-selective anomeric O-alkylation with primary electrophiles: The paper presents a method for synthesizing glycosphingolipids using potassium carbonate, emphasizing its importance in organic synthesis and pharmaceutical applications. This demonstrates the adaptability of potassium carbonate in facilitating complex chemical reactions within pharmaceutical research (Lakshika Hettiarachchi I et al., 2023).

결합

Replaces: PX1390; PX1390-1; PX1390-20

분석 메모

Assay (acidimetric; calculated on dried substance): ≥ 99.0 %
Assay (acidimetric): ≥ 99.0 %
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.003 %
Phosphate (PO₄): ≤ 0.001 %
Silicate (SiO₂): ≤ 0.005 %
Total sulfur (as sulfate): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Ca (Calcium): ≤ 0.002 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.02 %
Pb (Lead): ≤ 0.0005 %
Substances precipitated by ammonia: ≤ 0.01 %
Loss on drying (300 °C): ≤ 1.0 %
Corresponds to ACS, ISO, Reag. Ph Eur

법적 정보

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H315,H319,H335
• 예방조치 성명서: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable