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See Chinese contents: GB/T 6903-2022 GB/T 6903-2022: Analysis of water used in boiler and cooling system - General rule
This document specifies the general requirements for water quality analysis methods of water used in boiler and cooling system, including general regulations, laboratory requirements, the expression method of solution concentration and the expression method of analysis results. This document applies to the quality analysis of water used in boiler and cooling system.
