1.00583

Tungstophosphoric acid hydrate

for analysis EMSURE^®

• 别名: Tungstophosphoric acid hydrate, Phosphotungstic acid
• 线性分子式: H₃[P(W₃O₁₀)₄] · x H₂O
• CAS号: 12501-23-4
• 分子量: 2880.05 (anhydrous basis)
• MDL號碼: MFCD00149915
• 分類程式碼代碼: 12352301
• 酶委員會索引編號: 215-682-7

属性

• 品質等級: 300
• 產品線: EMSURE^®
• 形狀: solid
• 效力: 3300 mg/kg LD₅₀, oral (Rat)
• 損耗: ≤17% loss on ignition, 750 °C
• pH值: 1.3 (20 °C, 20 g/L in H₂O)
• mp: 107 °C
• 溶解度: water: soluble at 20 °C
• 體積密度: 960 kg/m³
• 負離子痕跡: chloride (Cl^-): ≤50 ppm; sulfate (SO₄^2-): ≤100 ppm
• 正離子痕跡: Cu: ≤10 ppm; Fe: ≤20 ppm; K: ≤200 ppm; Na: ≤200 ppm; Pb: ≤20 ppm
• 儲存溫度: 15-25°C
• InChI: 1S/H3O4P.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
• InChI 密鑰: AVFBYUADVDVJQL-UHFFFAOYSA-N

说明

應用

• Calixarene based portable sensor for the direct assay of indiscriminate ephedrine content of weight loss herbal preparations.: Tungstophosphoric acid hydrate is utilized as a proton conductor in the development of a calixarene-based sensor, enabling precise detection of ephedrine in herbal products, showcasing its application in analytical chemistry for public health safety (Wahba et al., 2021).


• A New Solid-State Proton Conductor: The Salt Hydrate Based on Imidazolium and 12-Tungstophosphate.: This article presents tungstophosphoric acid hydrate as a key component in a novel solid-state proton conductor, offering significant advancements in materials science for fuel cells and other energy applications (Martinelli et al., 2021).


• Location, acid strength, and mobility of the acidic protons in Keggin 12-H3PW12O40: a combined solid-state NMR spectroscopy and DFT quantum chemical calculation study.: The research investigates the acidic properties and proton mobility of tungstophosphoric acid hydrate using advanced NMR and DFT techniques, providing valuable insights for catalysis and materials science (Yang et al., 2005).

聯結

Replaces: PX1055; PX1055-4

分析報告

Chloride (Cl): ≤ 50 ppm
Sulfate (SO₄): ≤ 100 ppm
Cu (Copper): ≤ 10 ppm
Fe (Iron): ≤ 20 ppm
K (Potassium): ≤ 200 ppm
Na (Sodium): ≤ 200 ppm
Pb (Lead): ≤ 20 ppm
Loss on ignition (750 °C): ≤ 17 %

法律資訊

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

安全信息

• 象形圖: GHS05,GHS07,GHS09
• 訊號詞: Danger
• 危險聲明: H302 - H314 - H411
• 防範說明: P260 - P273 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• 危險分類: Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1C
• 儲存類別代碼: 8B - Non-combustible, corrosive hazardous materials
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable