Sodium carbonate for industrial use — Determination of total soluble alkalinity — Titrimetric method
NORMA vydaná dňa 1.2.1976
Designation standards: ISO 740:1976
Publication date standards: 1.2.1976
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Kategória: Technické normy ISO
Description / Abstract: Specifies a titrimetric test method for the determination of the basicity of soluted material. The principle of the procedure consists in solution of a test portion in water, filtration of the solution and titration with a standard volumetric solution of hydrochloric acid in presence of methyl orange as indicator. Repaces ISO Recommendation R 740-1968.