General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
Latest
GB/T 6913.4-1993
Scope
This standard specifies the determination methods for soluble orthophosphate and total phosphate in boiler water and feed water. This standard is applicable to the determination of orthophosphate and total phosphate in boiler water, feed water, and the determination range is 1-10 mg/L (calculated as P).
GB/T 6913.4-1993 history
1993GB/T 6913.4-1993 Analysis of water used in boiler and cooling system Determination of phosphate