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Potassium Bifluoride CAS NO.7789-29-9
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- Min.Order: 1 Metric Ton
- Payment Terms: L/C,D/A,D/P,T/T,Other
- Available Specifications:
Reagent grade (1-5)Metric TonExport grade(1-5)Metric TonIndustrial grade(1-5)Metric Ton
- Product Details
Keywords
- Potassium Bifluoride
- 7789-29-9
- Potassium Bifluoride
Quick Details
- ProName: Potassium Bifluoride
- CasNo: 7789-29-9
- Molecular Formula: KHF2
- Appearance: White crystal
- Application: Chemical reagents used in the manufact...
- DeliveryTime: 10 days
- PackAge: 25KG paper bag/16T/(20')FCL
- Port: Tianjin
- ProductionCapacity: 15000 Metric Ton/Year
- Purity: 98%min
- Storage: RT
- Transportation: By sea
- LimitNum: 1 Metric Ton
- Grade: Industrial Grade,Electron Grade,Reagen...
- Molecular weight: 78.11
Superiority
Potassium Bifluoride
Identification:
Chemical Name: Potassium Bifluoride
Synonyms: Potassium hydrogen fluoride
CAS No.: 7789-29-9
Molecular weight : 78.11
Molecular Formula: KHF2
Properties: White or colorless tetragonal system crystalline, slightly sour smell, easily dissolved in the air, slightly soluble in alcohol, easily soluble in cold water, decomposed in the hot water, water on solvent is strongly acidic, at a higher temperatureunder sublimation can, can corrode glass, Ammonium bifluoride, toxic, corrosive to the skin and stored in plastic containers should be sealed. S.G.: 2.37g/mL, (25 ° C), Melting point : 239 ℃.
Details
Potassium Bifluoride
Identification:
Chemical Name: Potassium Bifluoride
Synonyms: Potassium hydrogen fluoride
CAS No.: 7789-29-9
Molecular weight : 78.11
Molecular Formula: KHF2
Properties: White or colorless tetragonal system crystalline, slightly sour smell, easily dissolved in the air, slightly soluble in alcohol, easily soluble in cold water, decomposed in the hot water, water on solvent is strongly acidic, at a higher temperatureunder sublimation can, can corrode glass, Ammonium bifluoride, toxic, corrosive to the skin and stored in plastic containers should be sealed. S.G.: 2.37g/mL, (25 ° C), Melting point : 239 ℃.
Application:Chemical reagents used in the manufacture of ceramics and magnesium alloys; for the manufacture of anhydrous hydrogen fluoride, pure Potassium bifluoride production of elemental fluorine electrolyte used in the manufacture of optical glass, painted glass corrosion, but also can be used as the welding of silver products cosolventwood preservatives, masking agents and benzene alkylation catalyst.
Specifications:
|
Items |
Reagent grade (analytically pure) |
Export grade |
Industrial grade |
|
Assay % |
≥99.5 |
≥99.0 |
≥98.0 |
|
Free acid % |
24.5-26 |
24.5-26 |
24.5-26 |
|
Chloride (Cl) % |
≤0.005 |
≤0.01 |
≤0.05 |
|
Sulfate (SO4) % |
≤0.005 |
≤0.02 |
≤0.05 |
|
Fluorosilicates (as K2SiF6) % |
≤0.02 |
≤0.1 |
≤0.3 |
|
Heavy metal (as Pb) % |
≤0.002 |
≤0.003 |
≤0.005 |
|
Bulk Density (20 mesh ) kg/L |
0.86-0.92 |
0.88-0.92 |
0.86-0.92 |
|
Solubility g |
insoluble in absolute alcohol |
insoluble in absolute alcohol |
insoluble in absolute alcohol |
|
Ni % |
≤0.0002 |
≤0.001 |
≤0.001 |
|
Fe % |
≤0.0005 |
≤0.003 |
≤0.005 |
|
PH (5% Aq. solution) |
2.5-2.7 |
2.5-2.7 |
2.5-2.7 |
|
Intermediate inspection |
|||
|
Appearance Identification |
white crystal |
white crystal |
white crystal |
|
Loss on dry (105℃/2H) % |
≤0.1 |
≤0.2 |
≤0.5 |
|
Whiteness % |
≥85 |
≥85 |
≥80 |
|
Transmission (15% Aq. solution) % |
≥99 |
≥99 |
≥95 |
|
Foreign substance detection |
≤1mm/10 |
≤1mm/10 |
≤1mm/10 |
|
Shelf life |
Two years |
Two years |
Two years |
|
Supply reference |
|||
|
Production process |
second Recrystallization process |
99.5%HF synthesis |
Industrial grade synthesis crystal |
|
Packing |
25KG paper bag/16T/(20')FCL |
25KG paper bag/16T/(20')FCL |
25KG paper bag/16T/(20')FCL |