1.06673

Sodium tungstate dihydrate

for analysis EMSURE^®

• 別名: Sodium tungstate dihydrate
• 実験式（ヒル表記法）: Na₂O₄W · 2H₂O
• CAS番号: 10213-10-2
• 分子量: 329.85
• MDL番号: MFCD00149190
• UNSPSCコード: 12352302
• EC Index Number: 236-743-4
• NACRES: NA.21

特性

• 品質水準: 300
• 製品種目: EMSURE^®
• アッセイ: ≥99% (thermogravimetric)
• 形状: crystals
• 有効性: 1190 mg/kg LD₅₀, oral (Rat)
• pH: 8-9 (20 °C, 50 g/L in H₂O)
• mp: 100 °C (Elimination of water of crystallisation)
• 溶解性: 730 g/L
• 密度: 3.23 g/cm³ at 20 °C
• かさ密度: 1600 kg/m³
• 微量陰イオン: chloride (Cl^-): ≤0.003%; sulfate (SO₄^2-): ≤0.01%
• 微量陽イオン: Fe: ≤0.0005%; Mo: ≤0.005%; N: ≤0.001%; Pb: ≤0.001%; excess alkali (as NaOH): ≤0.10%
• 保管温度: 15-25°C
• InChI: 1S/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;
• InChI Key: WPZFLQRLSGVIAA-UHFFFAOYSA-N

詳細

アプリケーション

• Sodium Tungstate Dihydrate (Na2WO4.2H2O): A Mild Oxidizing and Efficient Reagent in Organic Synthesis: This study highlights the use of sodium tungstate dihydrate as a mild and efficient oxidizing agent in organic synthesis. Its applications in various oxidation reactions are discussed, showcasing its versatility and effectiveness in synthesizing complex organic molecules (Jordao et al., 2022).


• New Findings of Pseudocapacitive Behaviors in Cupric Tungstate Dihydrate: This research uncovers pseudocapacitive properties in cupric tungstate dihydrate, prepared using sodium tungstate dihydrate. The findings contribute to the development of advanced energy storage materials with high capacitance and stability (Gao et al., 2022).

アナリシスノート

Assay (thermogravimetric): ≥ 99 %
Identity (x-ray diffraction): passes test
Free alkali (as NaOH): ≤ 0.10 %
Chloride (Cl): ≤ 0.003 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Mo (Molybdenum): ≤ 0.005 %
Pb (Lead): ≤ 0.001 %

法的情報

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

安全性情報

• ピクトグラム: GHS07
• シグナルワード: Warning
• 危険有害性情報: H302
• 注意書き: P264 - P270 - P301 + P312 - P501
• 危険有害性の分類: Acute Tox. 4 Oral
• 保管分類コード: 13 - Non Combustible Solids
• WGK: WGK 2
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable