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Merck
CN

60322

六氟硅酸钾

≥99.0% (T)

别名:

Dipotassium hexafluorosilicate, Potassium fluorosilicate, Potassium fluosilicate, Potassium silicofluoride

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关于此项目

线性分子式:
K2SiF6
化学文摘社编号:
16871-90-2
分子量:
220.27
NACRES:
NA.21
PubChem Substance ID:
329758873
UNSPSC Code:
12352200
EC Number:
240-896-2
MDL number:
MFCD00040666
Assay:
≥99.0% (T)
Form:
solid

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产品名称

六氟硅酸钾, ≥99.0% (T)

InChI key

UUHPPUWEDCVPCO-UHFFFAOYSA-N

InChI

1S/F6Si.2K/c1-7(2,3,4,5)6;;/q-2;2*+1

SMILES string

[K+].[K+].F[Si--](F)(F)(F)(F)F

assay

≥99.0% (T)

form

solid

density

2.665 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤500 mg/kg
sulfate (SO42-): ≤200 mg/kg

cation traces

Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤100 mg/kg
Na: ≤1000 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

Quality Level

100

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Disclaimer

may contain black particles

pictograms

Skull and crossbones
GHS06

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral

存储类别

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCN5952
BCCK5200
BCCK5199
BCCD1243
BCBX2257

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Ali Ouasri et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 59(4), 851-857 (2003-03-01)
The X-ray powder diffraction pattern of [(CH(3))(3)NH](2)SiF(6) was obtained and indexed on the basis of a centred cubic unit cell with the P4(1)32 as the likely space group. The Infrared and Raman spectra of this compound have been recorded at
Ram Thaimattam et al.
Acta crystallographica. Section B, Structural science, 64(Pt 4), 483-490 (2008-07-22)
The co-crystal structure of N-methylpiperidine betaine with N-methylpiperidine betaine hexafluorosilicate represents an unusual case of a salt co-crystal with a high Z' value (3), unexpected conformational variability, and with nearly 50% of its contents disordered. The betaine units from the
A Kawasaki et al.
Journal of materials science. Materials in medicine, 16(5), 461-466 (2005-05-06)
Although diamine silver fluoride (AgF: (NH3)2AgF) stains teeth black, it is known as a very effective agent to prevent the dental caries progress. In order to find another fluoride that has a similar anticariogenic effect without changing tooth color, we
C Shen et al.
Journal of dentistry, 35(4), 275-281 (2006-11-23)
This study tested the hypothesis that the oxygen-inhibited layer on a light-cured methacrylate based resin and the pH of the storage medium would increase significantly the initial fluoride release and long-term release rate from fluoride dental sealant. Forty-eight discs (16-mm
Shingo Shibata et al.
American journal of dentistry, 24(3), 148-152 (2011-08-31)
To evaluate the degree of penetration of an ammonium hexafluorosilicate [SiF: (NH4)2SiF6] solution containing various antibacterial agents into dentin and the depth of dentin tubule occlusion by the precipitate. Various antibacterial SiF solutions were prepared with the addition to chlorhexidine
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