Description

Perfluorohexanesulfonic Acid Potassium Salt is a high-purity, fully fluorinated sulfonate salt, a key member of the per- and polyfluoroalkyl substances (PFAS) family. This compound is valued for its exceptional chemical and thermal stability, as well as its surfactant properties, making it a critical material for advanced research and specialized industrial applications. It is primarily utilized by researchers in analytical chemistry, material science, and environmental testing, as well as by industries developing high-performance surface treatments and specialty polymers.

Application

• Analytical Reference Standard: Used as a certified standard for the quantification and identification of PFAS compounds in environmental, food, and biological samples via LC-MS/MS.
• Material Science Research: Serves as a precursor or additive in the development of fluorinated polymers, surfactants, and coatings with unique hydrophobic and oleophobic properties.
• Environmental Fate and Transport Studies: Employed in laboratory studies to understand the behavior, persistence, and remediation of perfluoroalkyl substances in ecosystems.
• Electrochemical Applications: Investigated for use in ion-exchange membranes and electrolytes for specialized battery and fuel cell systems.
• Quality Control and Method Development: Essential for calibrating instruments and validating analytical methods in regulatory and commercial testing laboratories.

Basic Information

Product Name	Perfluorohexanesulfonic Acid Potassium Salt
CAS No.	3871-99-6
Molecular Formula	C6F13KO3S
Molecular Weight	438.21 g/mol
Synonyms	Potassium Perfluorohexanesulfonate; Potassium Perfluoro-1-hexanesulfonate; PFHxS-K; Potassium 1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexane-1-sulfonate; Potassium Tridecafluorohexylsulfonate; C6-PFSA-K; K+ PFHxS-; Perfluorohexylsulfonic Acid Potassium Salt
EINECS	223-394-6

Quality Control

Our Perfluorohexanesulfonic Acid Potassium Salt is manufactured under strict quality management systems. Each batch is subjected to rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.