Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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DZ/T 0064.63-1993 Groundwater quality test methods - the determination of silicic acid with silicon molybdenum blue colormetry 60.0 via email in 1~3 business day valid
DZ/T 0064.54-1993 Groundwater quality test methods - the determination of fluoride with Ion selective electrode method 60.0 via email in 1~3 business day valid
GB 15218-1994 STANDARDs of classificatoin for groundwater resources 120.0 via email in 1~3 business day valid
DZ/T 0064.46-1993 Groundwater quality test methods - the determination of bromide with dibromo phenolphthalein colorimetric method 60.0 via email in 1~3 business day valid
DZ/T 0064.44-1993 Groundwater quality test methods - the determination of boron with H acid-azomethine spectrophotometric determination 60.0 via email in 1~3 business day valid
DZ/T 0064.19-1993 Groundwater quality test methods - the determination of copper with catalytic polarography 60.0 via email in 1~3 business day valid
DZ/T 0064.10-1993 Groundwater quality test methods - the determination of arsenicum in silver diethyl dithiocarbamate spectrophotometric method 60.0 via email in 1~3 business day valid
DZ/T 0062-1993 Code for Engineering Geological Survey in Red Rock Area (Scale: 1:100000~1:200000) via email in business day valid
DZ/T 0064.33-1993 Groundwater quality test methods - the determination of molybdenum with catalytic polarographic method 30.0 via email in 1~3 business day valid
GB/T 13073-2010 Rock samples - Determination of radium - 226 - Emanation technique 180.0 via email in 1~3 business day valid
DZ/T 0282-2015 Specification for hydrogeological survey(1: 50 000) via email in business day valid
DZ/T 0064.16-1993 Groundwater quality test methods - the determination of cadmium with catalytic polarography 60.0 via email in 1~3 business day valid
DZ/T 0064.66-1993 Groundwater quality test methods - the determination of sulfide with iodometry 30.0 via email in 1~3 business day valid
DZ/T 0064.65-1993 Groundwater quality test methods - the determination of sulfate radical with turbidimetry 30.0 via email in 1~3 business day valid
DZ/T 0064.56-1993 Groundwater quality test methods - the determination of iodide with amylon colour comparimetry 30.0 via email in 1~3 business day valid
GB/T 13072-1991 Method for measuring the activity ratios of 226Ra to 228Ra in geological water samples 135.0 via email in 1~3 business day abolished
DZ/T 0063-1993 Code for Engineering Geological Survey in Loessland (Scale: 1:100000~1:200000) via email in business day valid
GB/T 14158-1993 survey code for regional hydrogeology, engineering geology and environmental geology 300.0 via email in 1~3 business day valid
DZ/T 0064.1-1993 Groundwater quality test methods - general principles 30.0 via email in 1~3 business day valid
DZ/T 0181-1997 Hydrogeological logging work specifications 240.0 via email in 1~3 business day valid
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