Potassium fluosilicate - PrimorTrace™, ≥99.999% metals basis , CAS No.16871-90-2

CAS: 16871-90-2 Cat. No.: P112426 Summenformel: K2SiF6 Molekulargewicht: 220.27 EG-Nummer: 240-896-2 PubChem CID: 61851
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GRADE & PURITY PrimorTrace™ ? PrimorTrace™ — Aladdin's trace-metal-analysis line with ultra-low metal background. Use for ICP/AAS trace-metal work where contamination must be minimal. ≥99.999% metals basis
Synonyms
Potassium hexafluorosilicate|16871-90-2|POTASSIUM FLUOROSILICATE|Potassium silicofluoride|Dipotassium hexafluorosilicate|Silicate(2-), hexafluoro-, dipotassium|dipotassium;hexafluorosilicon(2-)|2610W49XYD|Potassium fluosilicate|Silicate(2-), hexafluoro-,
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Deutschland (EU)
USA*
Price
Qty
25g
P112426-25g
—
3 Auf Lager

31,15€

36,36€
Speichern 5,21 € (14.32%)
100g
P112426-100g
—
2 Auf Lager

78,01€

91,89€
Speichern 13,88 € (15.11%)
500g
P112426-500g
1 Auf Lager
2 Auf Lager

286,27€

334,86€
Speichern 48,59 € (14.51%)
Enter a quantity for the sizes you want to add.
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Why this grade

PrimorTrace™, ≥99.999% metals basis PrimorTrace™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyme
Potassium hexafluorosilicate | 16871-90-2 | POTASSIUM FLUOROSILICATE | Potassium silicofluoride | Dipotassium hexafluorosilicate | Silicate(2-), hexafluoro-, dipotassium | dipotassium;hexafluorosilicon(2-) | 2610W49XYD | Potassium fluosilicate | Silicate(2-), hexafluoro-,
Spezifikationen & Reinheit
PrimorTrace™, ≥99.999% metals basis
Storage
Room temperature
Verschickt in
FedEx DG Service
Note
PrimorTrace™
Reinheit
≥99.999% metals basis
Namen und Kennungen
Pubchem Sid
Kanonisches Lächeln
F[Si-2](F)(F)(F)(F)F.[K+].[K+]
IUPAC Name
dipotassium;hexafluorosilicon(2-)
InChIKey
UUHPPUWEDCVPCO-UHFFFAOYSA-N
INCHI
1S/F6Si.2K/c1-7(2,3,4,5)6;;/q-2;2*+1
Isomere SMILES
F[Si-2](F)(F)(F)(F)F.[K+].[K+]
PubChem CID
61851
UN-Nummer
2655
Verpackungsgruppe
III
Molekulargewicht
220.27

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
KlasseAlkali metal salts
SubclassAlkali metal fluorides
Intermediate Tree Nodes Not available
Direct ParentAlkali metal fluorides
Alternative Parents Metalloid salts  Inorganic salts  
Molecular FrameworkNot available
Substituents Alkali metal fluoride - Inorganic salt - Inorganic metalloid salt
BeschreibungThis compound belongs to the class of inorganic compounds known as alkali metal fluorides. These are inorganic compounds in which the largest halogen atom is fluorine, and the heaviest metal atom is an alkali metal.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

12 results found

Lot NumberCertificate TypeDatumArtikel
D1523069Certificate of AnalysisSep 08, 2026 P112426
J2227626Certificate of AnalysisAug 04, 2026 P112426
J2227646Certificate of AnalysisAug 04, 2026 P112426
L2103024Certificate of AnalysisSep 09, 2025 P112426
L2103026Certificate of AnalysisSep 09, 2025 P112426
C2125279Certificate of AnalysisJan 09, 2025 P112426
G1202059Certificate of AnalysisMar 13, 2023 P112426
H2205410Certificate of AnalysisJul 18, 2022 P112426
H2205412Certificate of AnalysisJul 18, 2022 P112426
H2205413Certificate of AnalysisJul 18, 2022 P112426
D1810041Certificate of AnalysisFeb 21, 2022 P112426
C2425074Certificate of AnalysisAug 23, 2021 P112426
Chemische und physikalische Eigenschaften
LöslichkeitSlightly soluble in cold water. Hydrolyzes in hot water. Insoluble in alcohol.
EmpfindlichkeitMoisture sensitive
Brechungsindex1.3991
Molekulargewicht220.272 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count7
Rotatable Bond Count0
Exact Mass219.895 Da
Monoisotopic Mass219.895 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count9
Formal Charge0
Complexity62.700
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Citations of This Product
Lösungsrechner
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