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InChI
1S/FH.K/h1H;/q;+1/p-1
SMILES string
[F-].[K+]
InChI key
NROKBHXJSPEDAR-UHFFFAOYSA-M
grade
reagent grade
product line
BioUltra
assay
≥99.5% (F)
form
solid
impurities
insoluble matter, passes filter test, ≤0.01% free acid (as HF), ≤0.01% free alkali (as KOH), ≤0.1% potassium fluoro silicate (K2SiF6)
pH
7.0-8.5 (25 °C, 1 M in H2O)
mp
858 °C (lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤100 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤3 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤2000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.01, λ: 280 nm Amax: 0.01
Quality Level
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Dieser Artikel | 402931 | 402931 | 229814 |
|---|---|---|---|
| form solid | form crystalline powder, powder, crystals or chunks | form crystalline powder, powder, crystals or chunks | form powder and chunks |
| assay ≥99.5% (F) | assay ≥99.0% | assay ≥99.0% | assay ≥99.97% trace metals basis |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - | solubility - |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| cation traces Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Ca: ≤10 mg/kg, Co: ≤5 mg/kg, Cu: ≤5 mg/kg, Li: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤2000 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, As: ≤3 mg/kg, Cd: ≤5 mg/kg, Fe: ≤5 mg/kg, Mo: ≤5 mg/kg, Sr: ≤5 mg/kg, Bi: ≤5 mg/kg, Mg: ≤5 mg/kg, Cr: ≤5 mg/kg, Ni: ≤5 mg/kg | cation traces Fe: ≤0.001%, Na: ≤0.2%, heavy metals: ≤0.001% (by ICP) | cation traces Fe: ≤0.001%, Na: ≤0.2%, heavy metals: ≤0.001% (by ICP) | cation traces - |
| impurities insoluble matter, passes filter test, ≤0.01% free alkali (as KOH), ≤0.01% free acid (as HF), ≤0.1% potassium fluoro silicate (K2SiF6) | impurities ≤0.01 meq/g Titr. base, ≤0.03 meq/g Titr. acid, ≤0.1% K2SiF6 | impurities ≤0.01 meq/g Titr. base, ≤0.03 meq/g Titr. acid, ≤0.1% K2SiF6 | impurities ≤300.0 ppm Trace Metal Analysis |
| form solid | form crystalline powder, powder, crystals or chunks | form crystalline powder, powder, crystals or chunks | form powder and chunks |
| assay ≥99.5% (F) | assay ≥99.0% | assay ≥99.0% | assay ≥99.97% trace metals basis |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - | solubility - |
| Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
| cation traces Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Ca: ≤10 mg/kg, Co: ≤5 mg/kg, Cu: ≤5 mg/kg, Li: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤2000 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, As: ≤3 mg/kg, Cd: ≤5 mg/kg, Fe: ≤5 mg/kg, Mo: ≤5 mg/kg, Sr: ≤5 mg/kg, Bi: ≤5 mg/kg, Mg: ≤5 mg/kg, Cr: ≤5 mg/kg, Ni: ≤5 mg/kg | cation traces Fe: ≤0.001%, Na: ≤0.2%, heavy metals: ≤0.001% (by ICP) | cation traces Fe: ≤0.001%, Na: ≤0.2%, heavy metals: ≤0.001% (by ICP) | cation traces - |
| impurities insoluble matter, passes filter test, ≤0.01% free alkali (as KOH), ≤0.01% free acid (as HF), ≤0.1% potassium fluoro silicate (K2SiF6) | impurities ≤0.01 meq/g Titr. base, ≤0.03 meq/g Titr. acid, ≤0.1% K2SiF6 | impurities ≤0.01 meq/g Titr. base, ≤0.03 meq/g Titr. acid, ≤0.1% K2SiF6 | impurities ≤300.0 ppm Trace Metal Analysis |
Application
signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1
Lagerklasse
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
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