ICL Group Fluorosilicic Acid 23-25%

ICL Group Fluorosilicic Acid 23-25% is a liquid used as a buffering agent in cleaning ingredients. It finds application in home care for metal cleaners and in industrial and institutional (I&I) cleaning for industrial cleaners.

Chemical Name: Hexafluorosilicic Acid

CAS Number: 16961-83-4

Chemical Family: Fluorosilicones, Inorganic Acids, Silicates

Grade: Technical Grade

Labeling Claims: High Purity

Applicable Processes: Electroplating, Water Fluoridation, Water Treatment

Technical Data Sheet

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Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims

Applications & Uses


Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight144.1--
Chemical Analysis
ValueUnitsTest Method / Conditions
Hexafluorosilicic Acid23.0 - 25.0%-
Phosphorus Pentoxide Contentmax. 4000ppm-
Colormax. 50-APHA
Density (at 20°C)1.200 - 1.250g/cc-
Hydrogen Fluoride (Free)max. 1.0%-
Arsenic Contentmax. 30ppm-
Cadmium Contentmax. 10ppm-
Mercury Contentmax. 2ppm-
Nickel Contentmax. 10ppm-
Lead Contentmax. 10ppm-
Antimony Contentmax. 10ppm-
Selenium Contentmax. 10ppm-
Barium Contentmax. 30ppm-
Beryllium Contentmax. 10ppm-
Copper Contentmax. 10ppm-
Thallium Contentmax. 10ppm-
Uranium Contentmax. 0.5ppm-
Chromium Contentmax. 10ppm-
Iron Contentmax. 30ppm-
Manganese Contentmax. 10ppm-
Silver Contentmax. 10ppm-
Vanadium Contentmax. 10ppm-
Zinc Contentmax. 10ppm-
Beta Particle And Photon Activitymax. 0.4mrem/y-
Gross Alpha Particle Activitymax. 1.5pCi/L-
Radium 226/228max. 0.5pCi/L-

Regulatory & Compliance

Packaging & Availability

Packaging Type
Supplied by
Packaging Information
  • 3,000 gal. tank truck
  • 55 gal. (550 lb.) plastic drums (nonreturnable)
  • 275 gal (2645 lb.) IBC’s (nonreturnable)

Storage & Handling

Shelf Life
31 months