1.06512

硫代硫酸钠

anhydrous EMPLURA^®

• 同義詞: 硫代硫酸钠, 除氯剂
• 經驗公式（希爾表示法）: Na₂O₃S₂
• CAS號碼: 7772-98-7
• 分子量：: 158.11
• MDL號碼: MFCD00003499
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 231-867-5
• NACRES: NA.21

屬性

• 品質等級: 200
• 產品線: EMPLURA^®
• 化驗: ≥97.0% (iodometric)
• 形狀: solid
• 效力: >5000 mg/kg LD₅₀, oral (Rat)
• pH值: 6.0-9.5 (20 °C, 50 g/L in H₂O)
• 溶解度: 701 g/L
• 密度: 1.67 g/cm³ at 20 °C
• 體積密度: 1350 kg/m³
• 負離子痕跡: sulfide (S^2-): ≤0.002%
• 正離子痕跡: Fe: ≤0.005%; heavy metals (as Pb): ≤0.005%
• 儲存溫度: 2-30°C
• InChI: 1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
• InChI 密鑰: PODWXQQNRWNDGD-UHFFFAOYSA-L

描述

應用

• Sulfur-Containing Radical Anions Formed by Photolysis of Thiosulfate: Quantum-Chemical Analysis.: This study explores the formation of sulfur-containing radical anions through the photolysis of thiosulfate, employing quantum-chemical analysis to understand their properties and behavior. The research provides insights into the photochemical processes and potential applications in analytical chemistry (Fedunov et al., 2023) (Fedunov et al., 2023).


• Interactions Between Calcium Hypochlorite and Irrigants Commonly Used in Endodontic Practice: A Chemical Analysis.: This paper investigates the chemical interactions between calcium hypochlorite and common endodontic irrigants, including sodium thiosulfate. The study highlights the analytical methods used to understand these interactions and their implications for endodontic treatments (de Pellegrin et al., 2023) (de Pellegrin et al., 2023).


• Identification of the Toxic Constituents of Sediments in a Brazilian Subtropical Estuary.: This research identifies toxic constituents in sediments of a Brazilian estuary, using analytical techniques to measure the presence of harmful substances, including sodium thiosulfate as a detoxifying agent. The findings contribute to environmental monitoring and pollution control (Poleza et al., 2014) (Poleza et al., 2014).


• Sustainable Synthesis of Cadmium Sulfide, with Applicability in Photocatalysis, Hydrogen Production, and as an Antibacterial Agent, Using Two Mechanochemical Protocols.: Focuses on the sustainable synthesis of cadmium sulfide, employing sodium thiosulfate in the mechanochemical synthesis process. Applications include photocatalysis, hydrogen production, and antibacterial treatments. (Shalabayev et al., 2022).

分析報告

含量测定（碘量滴定法）： ≥ 97.0 %
鉴别：通过测试
pH值（5 %；水）：6.0 - 9.5
硫化物（S）： ≤ 0.002 %
重金属（以铅计）： ≤ 0.005 %
Fe（铁）： ≤ 0.005 %

法律資訊

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

安全資訊

• 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