1.04928

碳酸钾

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

• 别名: 碳酸钾
• 经验公式（希尔记法）: CK₂O₃
• CAS号: 584-08-7
• 分子量: 138.21
• MDL號碼: MFCD00011382
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 209-529-3
• NACRES: NA.21

属性

• 等級: ACS reagent
• 品質等級: 300
• agency: reag. ISO; reag. Ph. Eur.
• 產品線: EMSURE^®
• 化驗: ≥99.0% (acidimetric); ≥99.0% dry basis (acidimetric)
• 形狀: solid
• 效力: >2000 mg/kg LD₅₀, oral (Rat)
• 雜質: ≤0.005% Insoluble matter; ≤0.01% Substances precipitated by ammonia
• 損耗: ≤1% loss on drying, 300 °C
• pH值: 11.5-12.5 (20 °C, 50 g/L in H₂O)
• mp: 891 °C
• 密度: 2.43 g/cm³ at 20 °C
• 體積密度: 750 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤0.003%; phosphate (PO₄^3-): ≤0.001%; silicate (as SiO₂): ≤0.005%; sulfur compounds (as SO₄^2-): ≤0.003%
• 正離子痕跡: 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%
• 儲存溫度: 2-30°C
• InChI: 1S/CH2O3.2K/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChI 密鑰: BWHMMNNQKKPAPP-UHFFFAOYSA-L

说明

應用

• 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).

聯結

替代：PX1390; PX1390-1; PX1390-20

分析報告

含量测定（酸量滴定法；以干物质计算）： ≥ 99.0 %
含量测定（酸量滴定法）： ≥ 99.0 %
不溶物： ≤ 0.005 %
氯化物（Cl）： ≤ 0.003 %
磷酸盐（PO₄）： ≤ 0.001 %
硅酸盐（SiO₂）： ≤ 0.005 %
总硫（以硫酸盐计）： ≤ 0.003 %
总氮（N）： ≤ 0.001 %
重金属（ACS）： ≤ 0.0005 %
Ca（钙）： ≤ 0.002 %
Cu（铜）： ≤ 0.0005 %
Fe（铁）： ≤ 0.0005 %
Mg（镁）： ≤ 0.001 %
Na（钠）： ≤ 0.02 %
Pb（铅）： ≤ 0.0005 %
氨沉淀的物质： ≤ 0.01 %
干燥失重 (300 °C)： ≤ 1.0 %
符合ACS、ISO、Reag.Ph Eur

法律資訊

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

安全信息

• 象形圖: GHS07
• 訊號詞: Warning
• 危險聲明: H315,H319,H335
• 防範說明: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• 危險分類: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• 標靶器官: Respiratory system
• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable