This standard specifies the grade, technical requirements and test methods of water used in analytical laboratories. This standard applies to test water for chemical analysis and inorganic trace analysis. Different levels of water can be selected according to actual work needs.
GB/T 6682-1992 history
2008GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
1992GB/T 6682-1992 Water for analytical laboratory use--Specification and test methods