ISO 3696 1st Edition, January 1, 1987
Water for Analytical Laboratory Use - Specification and Test Methods
Additional Comments: ENGLISH * SAME AS BS 3978
Published By:International Organization for Standardization (ISO)
Scope and field of application
This International Standard specifies the requirements and corresponding test methods for three grades of water for laboratory use for the analysis of inorganic chemicals.
It is not applicable to water for organic trace analysis, to water for the analysis of surface active agents, or to water for biological or medical analysis.
NOTE — For some purposes (for example for certain analytical methods or for tests in which the water is required to be sterile or pyrogen-free or of specified surface tension), additional specific tests and further purification or other treatment may be necessary.