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Merck

936022

Sigma-Aldrich

Natriumhexafluorphosphat

new
greener alternative

99.9% trace metals basis, anhydrous, battery grade

Synonym(e):

NaPF6, Sodium hexafluorophosphate(v)

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About This Item

Lineare Formel:
NaPF6
CAS-Nummer:
Molekulargewicht:
167.95
MDL-Nummer:
UNSPSC-Code:
12352104

Qualität

battery grade

Qualitätsniveau

Assay

99.9% trace metals basis

Form

white powder

Grünere Alternativprodukt-Eigenschaften

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

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Verunreinigungen

≤100 ppm Cl
≤100 ppm Sulfate
≤1500 ppm trace metals

mp (Schmelzpunkt)

>200 °C (lit.)

Dichte

2.369 g/mL at 25 °C (lit.)
2.369 g/mL

Anwendung(en)

battery manufacturing

Grünere Alternativprodukt-Kategorie

SMILES String

[Na+].F[P-](F)(F)(F)(F)F

InChI

1S/F6P.Na/c1-7(2,3,4,5)6;/q-1;+1

InChIKey

KMADQUOCJBLXRP-UHFFFAOYSA-N

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Allgemeine Beschreibung

Sodium hexafluorophosphate is a white powder and is soluble in water and polar organic solvents, including many of the carbonates and ethers commonly used in liquid battery electrolytes. Our battery grade NaPF6 meets both high level of purity and low moisture to ensure reliable and consistent performance for battery research.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Click here for more information.

Anwendung

Battery grade sodium hexafluorophosphate (NaPF6) is a reliable precursor salt for sodium ion batteries (NIBs). NaPF6 is commonly used as the source of sodium ions in liquid electrolytes due to its excellent properties including high solubility in organic solvents, high anodic electrochemical stability, and ability to form fluoride-rich solid electrolyte interphases (SEI) Often NaPF6 is used in research to design electrolytes that enhance the energy/power density or cycle life of sodium-ion batteries. For example, studies have shown that NaPF6-based electrolytes often offer the best performance, especially in conjunction with additives like FEC Additionally, NaPF6 is widely used because it is compatible with most battery materials including sodium metal, hard carbon, most oxide and phosphate cathode materials, as well as copper and aluminum current collectors. As a result, NaPF6-based electrolytes are the go-to for sodium-ion battery research and development.

Piktogramme

CorrosionExclamation mark

Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Lagerklassenschlüssel

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


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In der Dokumentenbibliothek finden Sie die Dokumentation zu den Produkten, die Sie kürzlich erworben haben.

Die Dokumentenbibliothek aufrufen

Comparison of Ionic Transport Properties of Non-Aqueous Lithium and Sodium Hexafluorophosphate Electrolytes
Landesfeind J, et al.
Journal of the Electrochemical Society, 168 (2021)
SEI Composition on Hard Carbon in Na-Ion Batteries After Long Cycling: Influence of Salts (NaPF6, NaTFSI) and Additives (FEC, DMCF)
Fondard J, et al.
Journal of the Electrochemical Society, 167, 070526-070526 (2020)
Impact of the electrolyte salt anion on the solid electrolyte interphase formation in sodium ion batteries
Eshetu G G, et al.
Nano Energy, 55, 327-340 (2019)

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