402931

Potassium fluoride

ACS reagent, ≥99.0%

• Linear Formula: KF
• CAS Number: 7789-23-3
• Molecular Weight: 58.10
• Beilstein: 3902818
• EC Number: 232-151-5
• MDL number: MFCD00011398
• UNSPSC 코드: 12352302
• PubChem Substance ID: 329755971
• NACRES: NA.21
• 분석: ≥99.0%
• Grade: ACS reagent
• 양식: crystalline powder; powder, crystals or chunks

속성

• Grade: ACS reagent
• Quality Level: 200
• vapor pressure: 1.3 hPa ( 885 °C)
• 분석: ≥99.0%
• 양식: crystalline powder; powder, crystals or chunks
• 불순물: ≤0.01 meq/g Titr. base; ≤0.03 meq/g Titr. acid; ≤0.1% K₂SiF₆
• pH: 8-9 (20 °C, 50 g/L)
• mp: 858 °C (lit.)
• 음이온 미량물: chloride (Cl^-): ≤0.005%; sulfate (SO₄^2-): ≤0.005%
• 양이온 미량물: Fe: ≤0.001%; Na: ≤0.2%; heavy metals: ≤0.001% (by ICP)
• SMILES string: [F-].[K+]
• InChI: 1S/FH.K/h1H;/q;+1/p-1
• InChI key: NROKBHXJSPEDAR-UHFFFAOYSA-M

설명

애플리케이션

A versatile fluoride ion source used in a study of ion-specific swelling and de-swelling of ampholytic polymer gels, in the room temperature oxidation of noble metals in HF, and in the measurement of electronic polarizabilities of ions in polymers of alkali halides.

안전성 정보

• 픽토그램: GHS06,GHS05
• 신호어: Danger
• 유해 및 위험 성명서: H301 + H311 + H331,H318
• 예방조치 성명서: P261 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable