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品質等級
產品線
EMSURE®
化驗
≥99% (thermogravimetric)
形狀
crystals
效力
1190 mg/kg LD50, oral (Rat)
pH值
8-9 (20 °C, 50 g/L in H2O)
mp
100 °C (Elimination of water of crystallisation)
溶解度
730 g/L
密度
3.23 g/cm3 at 20 °C
體積密度
1600 kg/m3
負離子痕跡
chloride (Cl-): ≤0.003%
sulfate (SO42-): ≤0.01%
正離子痕跡
Fe: ≤0.0005%
Mo: ≤0.005%
N: ≤0.001%
Pb: ≤0.001%
excess alkali (as NaOH): ≤0.10%
儲存溫度
15-25°C
InChI
1S/2Na.2H2O.4O.W/h;;2*1H2;;;;;/q2*+1;;;;;2*-1;
InChI 密鑰
WPZFLQRLSGVIAA-UHFFFAOYSA-N
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應用
- 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).
分析報告
含量测定(热重): ≥ 99 %
同一性(X 射线衍射):通过测试
游离碱(以 NaOH 计): ≤ 0.10 %
氯化物(Cl): ≤ 0.003 %
硫酸盐(SO₄): ≤ 0.01 %
总氮(N): ≤ 0.001 %
Fe(铁): ≤ 0.0005 %
Mo(钼): ≤ 0.005 %
Pb(铅): ≤ 0.001 %
同一性(X 射线衍射):通过测试
游离碱(以 NaOH 计): ≤ 0.10 %
氯化物(Cl): ≤ 0.003 %
硫酸盐(SO₄): ≤ 0.01 %
总氮(N): ≤ 0.001 %
Fe(铁): ≤ 0.0005 %
Mo(钼): ≤ 0.005 %
Pb(铅): ≤ 0.001 %
法律資訊
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
訊號詞
Warning
危險聲明
危險分類
Acute Tox. 4 Oral
儲存類別代碼
13 - Non Combustible Solids
水污染物質分類(WGK)
WGK 2
閃點(°F)
Not applicable
閃點(°C)
Not applicable
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