This standard specifies the limits of chlorobenzene, 1;2-dichlorobenzene, 1;4-dichlorobenzene and nitrobenzene in irrigation water. This standard applies to farmland irrigation water that uses surface water, groundwater and treated urban sewage as water sources, and does not apply to industrial wastewater treated with medicine, biological products, chemical preparations, pesticides, petroleum refining, coking and organic chemicals, etc. Used as water source for farmland irrigation.
GB 22573-2008 Referenced Document
GB/T 13194 Water quality--Determination of nitrobenzene, mononitrotoluene(MNT),nitrochlorobenzene and oinitrotoluene(ONT)--Gas chromatography
GB/T 17131 Water quality--Determination of 1,2-dichlorobenzene, 1,4-dichlorobenzene, 1,2,4-trichlorobenzene--Gas chromatography
HJ/T 74 Water quality-Determination of Chlorobenzene-Gas chromatography
NY/T 396 Procedural regulations regarding the environment quality monitoring of water for agricultural use
GB 22573-2008 history
2021GB 5084-2021 Standard for irrigation water quality
2008GB 22573-2008 Maximum limits of chlorobenzene,1.2-dichlorobenzene,1.4-dichlorobenzene,nitrobenzene for irrigation water quality
GB 22573-2008 Maximum limits of chlorobenzene,1.2-dichlorobenzene,1.4-dichlorobenzene,nitrobenzene for irrigation water quality was changed to GB 5084-2021 Standard for irrigation water quality.