PX1520

Potassium Nitrate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Synonym(e): Potassium Nitrate, Nitrate of Potash
• Empirische Formel (Hill-System): KNO₃
• CAS-Nummer: 7757-79-1
• Molekulargewicht: 101.10
• UNSPSC Code: 12352302
• EC Index Number: 231-818-8
• MDL number: MFCD00011409
• Assay: ≥99.0%
• Grade: ACS reagent
• Form: crystals

Eigenschaften

• grade: ACS reagent
• Quality Level: 200
• agency: meets USP/NF
• assay: ≥99.0%
• form: crystals
• impurities: ≤0.005% Insoluble matter
• color: white
• pH: 5.0-7.5 (20 °C, 50 g/L in H₂O)
• mp: 334 °C
• anion traces: chloride (Cl^-): ≤0.002%, iodate (IO₃^-): ≤5 ppm, nitrite (NO₂^-): ≤0.001%, phosphate (PO₄^3-): ≤5 ppm, sulfate (SO₄^2-): ≤0.003%
• cation traces: Ca: ≤0.005%, Fe: ≤3 ppm, Mg: ≤0.002%, Na: ≤0.005%, heavy metals: ≤5 ppm
• shipped in: ambient
• storage temp.: room temp
• SMILES string: [K+].[N+](=O)([O-])[O-]
• InChI: 1S/K.NO3/c;2-1(3)4/q+1;-1
• InChI key: FGIUAXJPYTZDNR-UHFFFAOYSA-N

Beschreibung

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Assay99.0% minCalcium (Ca)0.005% maxChloride (Cl)0.002% maxColorWhiteFormCrystalsHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.005% maxIodate (IO3)5ppm maxIron (Fe)3ppm maxMagnesium (Mg)0.002% maxNitrite (NO2)0.001% maxPhosphate (PO4)5ppm maxSodium (Na)0.005% maxSulfate (SO4)0.003% maxpH of a 5% solution at 25°C4.5-8.5

Sicherheitshinweise

• pictograms: GHS03
• signalword: Warning
• hcodes: H272
• pcodes: P210 - P220 - P280 - P370 + P378 - P501
• Hazard Classifications: Ox. Sol. 3
• Lagerklasse: 5.1B - Oxidizing hazardous materials
• wgk: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable