NIST2203

Potassium fluoride

NIST^® SRM^® 2203, standard for ion-selective electrodes

• Linear Formula: KF
• CAS Number: 7789-23-3
• Molecular Weight: 58.10
• Beilstein: 3902818
• MDL number: MFCD00011398
• UNSPSC Code: 41116107
• PubChem Substance ID: 329818738
• NACRES: NA.24

Properties

• grade: certified reference material
• Quality Level: 100
• form: crystals
• packaging: pkg of 125 g
• manufacturer/tradename: NIST^®
• mp: 858 °C (lit.)
• application(s): general analytical
• SMILES string: [F-].[K+]
• InChI: 1S/FH.K/h1H;/q;+1/p-1
• InChI key: NROKBHXJSPEDAR-UHFFFAOYSA-M

Description

General description

SRM 2203_cert

SRM 2203_SDS

Application

A versatile fluoride ion source used in a study of ion-specific swelling and de-swelling of ampholytic polymer gels, in the room temperature oxidation of noble metals in HF, and in the measurement of electronic polarizabilities of ions in polymers of alkali halides.

Other Notes

Example analytes are listed below as a reference. Please download a current certificate at nist.gov/SRM for current analytes and certified values.
Fluoride ion (F^-)

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

Safety Information

• Pictograms: GHS06,GHS05
• Signal Word: Danger
• Hazard Statements: H301 + H311 + H331,H318
• Precautionary Statements: P261 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1
• Storage Class Code: 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