RDD022

磷酸钠 二元

anhydrous, free-flowing, Redi-Dri^™, ReagentPlus^®, ≥99.0%

• 别名: 磷酸二钠, 磷酸二钠, 磷酸氢二钠, 磷酸氢钠
• 线性分子式: Na₂HPO₄
• CAS号: 7558-79-4
• 分子量: 141.96
• EC號碼: 231-448-7
• MDL號碼: MFCD00003496
• 分類程式碼代碼: 12161700
• PubChem物質ID: 329824231
• NACRES: NA.25

属性

• 等級: anhydrous
• 品質等級: 100
• 產品線: ReagentPlus^®; Redi-Dri^™
• 化驗: ≥99.0%
• 形狀: powder
• 品質: free-flowing
• 損耗: ≤1.0% loss on drying
• pH值: 8.9-9.2 (25 °C, 50 g/L in water)
• pKa (25 °C): (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
• 溶解度: water: 100 mg/mL, clear, colorless
• SMILES 字串: [Na+].[Na+].[H]OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
• InChI 密鑰: BNIILDVGGAEEIG-UHFFFAOYSA-L

说明

一般說明

Sodium phosphate dibasic is a commonly used buffer in frozen formulations.

應用

• Solid-State NMR Spectroscopy to Probe State and Phase Transitions in Frozen Solutions: This study utilized Sodium phosphate dibasic in the development of formulations for solid-state NMR spectroscopy, focusing on its utility in stabilizing and buffering various chemical environments within in vitro diagnostics manufacturing. This application ensures precise diagnostics by maintaining the integrity of the solution during freezing and thawing cycles (Du et al., 2023).


• Arabinoxylan in Water through SANS: Single-Chain Conformation, Chain Overlap, and Clustering: This paper discusses the application of Sodium phosphate dibasic in the creation of specific buffer solutions for the structural analysis of polysaccharides using small-angle neutron scattering (SANS), a technique often employed in the pharmaceutical and biotechnological industries to ensure high-quality standards in diagnostics production (Petermann et al., 2023).

法律資訊

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

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

安全信息

• 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