This technical requirement specifies the technical performance requirements and performance test methods of automatic analyzers for total nitrogen water quality in surface water, industrial sewage and municipal sewage, and is suitable for the development, production and performance testing of such instruments.
HJ/T 102-2003 Referenced Document
GB 11894 Water quality-Determination of total nitrogen-Alkaline potassium persulfate digestion-UV spectrophotometric method
HJ/T 102-2003 history
2003HJ/T 102-2003 The technical requirement for water quality automatic analyzer of total nitrogen