POTASSIUM FLUORIDE ACS REAGENT >=99.0% (C005B-080160)

Application

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.

Molecular Weight: 58.10. Empirical Formula: FK. linearFormula: KF. grade: ACS reagent. Quality Level: 200. vapor pressure: 1.3 hPa ( 885 °C). Assay: ≥. 99.0%. form: crystalline powder, powder, crystals or chunks. impurities: ≤. 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.). anion traces: chloride (Cl^-): ≤. 0.005%, sulfate (SO₄^2-): ≤. 0.005%. cation traces: 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. Pictograms: GHS05,GHS06. Signal Word: Danger. Hazard Statements: H301 + H311 + H331 - H318. Precautionary Statements: 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.