Determination of Hydrofluoric Acid in Silicon Etch solutions

Thermo. Titr. Application Note No. H-100 Title: Determination of total acids in highly acidic etch solutions Scope: Determination of the total acids concentration in mixtures of nitric-hydrofluoric acid intended for etching silicon substrates. Principle: Direct thermometric titration of a weighed…

Application Bulletin 66/2 e Potentiometric and thermometric determination of boric acid Branch General analytical chemistry; metals, electroplating; energy, power plants; fertilizers, base materials, explosives Keywords Titration; potentiometric titration; thermometric titration; boric acid; primary water reactor; nuclear power; fertilizers; nickel plating…

Thermo. Titr. Application Note No. H-004 Title: Determination of Fluoride by Boric Acid Titration Scope: Determination of fluoride in industrial solutions such as acid etching mixtures. Principle: Acidic solutions of fluoride react exothermically with boric acid according to the equations:…

Thermo. Titr. Application Note No. H-093 Title: Determination of Boric Acid by Fluoride Titration Scope: Determination of boric acid in electroless plating solutions. Principle: Acidic solutions of fluoride react exothermically with boric acid according to the equations: H3BO3 + 3H+…