31263

硝酸カリウム

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99%

• 実験式（ヒル表記法）: KNO₃
• CAS番号: 7757-79-1
• 分子量: 101.10
• EC Number: 231-818-8
• MDL番号: MFCD00011409
• UNSPSCコード: 12352302
• PubChem Substance ID: 329753710
• NACRES: NB.24
• アッセイ: ≥99%
• フォーム: crystalline

特性

• グレード: ACS reagent; puriss. p.a.
• 品質水準: 200
• 認証: USP/NF; reag. ISO; reag. Ph. Eur.
• アッセイ: ≥99%
• フォーム: crystalline
• 不純物: ≤0.001% ammonium (NH₄); ≤0.005% water insolubles
• pH: 5.5-7.5 (20 °C, 5%)
• mp: 334 °C (lit.)
• 微量陰イオン: chloride (Cl^-): ≤10 mg/kg; iodate (IO₃^-): ≤5 mg/kg; nitrite (NO₂^-): ≤10 mg/kg; phosphate (PO₄^3-): ≤5 mg/kg; sulfate (SO₄^2-): ≤20 mg/kg
• 微量陽イオン: Ca: ≤10 mg/kg; Cu: ≤5 mg/kg; Fe: ≤2 mg/kg; Mg: ≤20 mg/kg; Na: ≤50 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg; heavy metals: ≤5 ppm (by ICP-OES)
• SMILES記法: [K+].[O-][N+]([O-])=O
• InChI: 1S/K.NO3/c;2-1(3)4/q+1;-1
• InChI Key: FGIUAXJPYTZDNR-UHFFFAOYSA-N

詳細

詳細

Potassium nitrate (KNO₃) is a water-soluble inorganic salt that is commonly used as a source of nitrate ions. It is also used as a cocatalyst in various organic transformations.

アプリケーション

Potassium nitrate can be used in the following:      

• KNO₃/Al₂O₃ is used as a base heterogeneous catalyst in the production of biodiesel via transesterification reaction. 
• KNO₃/Br₂ catalytic system is used for the aerobic oxidations of sulfides and alcohols.

安全性情報

• ピクトグラム: GHS03
• シグナルワード: Warning
• 危険有害性情報: H272
• 注意書き: P210 - P220 - P280 - P370 + P378 - P501
• 危険有害性の分類: Ox. Sol. 3
• 保管分類コード: 5.1B - Oxidizing hazardous materials
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable