Codes & Standards - Purchase
ISO 3139:1976
Aqueous hydrofluoric acid for industrial use -- Sampling and methods of test
SKU: iso_008304_102737
Published by ISO
Publication Year 1976
1 Edition
4 pages
Product Details
Contains also titrimetric methods for determination of the total acidity, the hexafluorosilicic acid content and the non-volatile acids content and a method for calculating the hydrogen fluoric content. Specifies the scope and the field of application of these methods and declares the principle of the procedures. This second edition results from the incorporation of Addendum in the first one. Cancels and replaces the first edition ISO 3139/1974.