60414

硝酸钾

BioUltra, ≥99.5% (T)

• 经验公式（希尔记法）: KNO₃
• CAS号: 7757-79-1
• 分子量: 101.10
• EC 号: 231-818-8
• MDL编号: MFCD00011409
• UNSPSC代码: 12352200
• PubChem化学物质编号: 57651762

属性

• 产品线: BioUltra
• 方案: ≥99.5% (T)
• 杂质: insoluble matter, passes filter test
• 缺失: ≤0.1% loss on drying, 110 °C
• pH值（酸碱度）: 5.0-8.0 (25 °C, 1 M in H₂O)
• mp: 334 °C (lit.)
• 溶解性: H₂O: 1 M at 20 °C, clear, colorless
• 痕量阴离子: 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
• 痕量阳离子: Al: ≤5 mg/kg; As: ≤0.1 mg/kg; Ba: ≤5 mg/kg; Bi: ≤5 mg/kg; Ca: ≤50 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤2 mg/kg; Li: ≤5 mg/kg; Mg: ≤50 mg/kg; Mn: ≤5 mg/kg; Mo: ≤5 mg/kg; NH₄⁺: ≤10 mg/kg; Na: ≤50 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Sr: ≤5 mg/kg; Zn: ≤5 mg/kg
• 吸附: cut-off at 328 nm in H₂O at 1 M
• SMILES字符串: [K+].[O-][N+]([O-])=O
• InChI: 1S/K.NO3/c;2-1(3)4/q+1;-1
• InChI key: FGIUAXJPYTZDNR-UHFFFAOYSA-N

说明

其他说明

Substrate for the assay of nitrate reductase[1]; Component of media for testing bacterial nitrate reduction.

安全信息

• 象形图: GHS03
• 警示用语：: Warning
• 危险声明: H272
• 预防措施声明: P210 - P220 - P280 - P370 + P378 - P501
• 危险分类: Ox. Sol. 3
• 储存分类代码: 5.1B - Oxidizing hazardous materials
• WGK: WGK 1
• 闪点(°F): Not applicable
• 闪点(°C): Not applicable
• 个人防护装备: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges