Potassium heptadecafluoro-1-octanesulfonate

Pharmaceutical Materials 2025-03-03

CAS Number: 2795-39-3

Molecular Formula: C8F17KO3S

Molecular Weight: 538.22 g/mol

Appearance: White or pale yellow crystalline powder

Usage: Mainly used as a chromium fog inhibitor in electroplating solutions.

 

Attribute Details
Name Potassium heptadecafluoro-1-octanesulfonate
CAS Number 2795-39-3
Molecular Formula C8F17KO3S
Molecular Weight 538.220 g/mol
Synonyms Perfluorooctanesulfonic acid potassium salt, FC-80. Chromium fog inhibitor, Heptadecafluoro-1-octanesulfonic acid potassium salt, etc.
Physical State White or light yellow crystalline powder
Density 1.1 g/mL (at 25/4°C)
Melting Point 277-280 °C
Boiling Point Not available
Flash Point Not available
Solubility Slightly soluble in water (heated and sonicated), soluble in methanol
Hazard Symbols GHS07. GHS08. GHS09 (Danger)
Risk Phrases H301. H332. H351. etc. (indicating various hazards)
Safety Precautions Wear protective clothing, gloves, and eye protection. Avoid contact with skin, eyes, and clothing. Ensure adequate ventilation. Store in a cool, dry place.
Fire Fighting Measures Use water spray, alcohol-resistant foam, dry powder, or carbon dioxide for extinguishment. Wear a self-contained breathing apparatus if necessary.
Application Used as a chromium fog inhibitor in electroplating chromium processes.

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