Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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DZ 0039.5-1992 Condition and method for basic environment test of geological instrument product - impact test 30.0 via email in 1~3 business day valid
DZ/T 0303-2017 700.0 via email in business day valid
DZ/T 0279.33-2016 Analysis methods for regional geochemical sample. Part 33: Determination of 15 rare earth elements including lanthanum, cerium etc. by alkali fusion-ion exchange-inductively coupled plasma mass spectrometry 250.0 via email in 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 0075-1993 940.0 via email in business day
DZ/T 0264-2014 410.0 via email in business day valid
DZ/T 0074-1993 300.0 via email in business day
DZ/T 0064.32-1993 Groundwater quality test methods - the determination of manganese with flame atomic absorption spectrometric method 60.0 via email in 1~3 business day valid
DZ/T 0065-1993 Technical conditions of underground drilling machine 150.0 via email in 1~3 business day valid
DZ/T 0015-1991 Millstone mill grinder for laboratory 90.0 via email in 1~3 business day valid
DZ/T 0308-2017 via email in business day valid
DZ/T 0280-2015 Technical regulation for controlled source audio magnetotelluric method 710.0 via email in business day
DZ/T 0175-1997 Charting specifications on coal geology (1 : 50 000, 1 : 25 000, l : 10 000, 1:5 000) 210.0 via email in 1~3 business day abolished
DZ/T 0279.4-2016 Analysis methods for regional geochemical sample. Part 4: Determination of aurum contents by foamed plastic enrichment-inductively coupled plasma mass spectrometry 180.0 via email in business day valid
DZ 57.6-1987 via email in business day superseded
DZ/T 0064.29-1993 Groundwater quality test methods - the determination of lithium with flame emission spectrometry 30.0 via email in 1~3 business day valid
DZ 1.1-1984 300.0 via email in business day
DZ/T 0253.2-2014 Analytic Methods for Biologic Samples in Eco-geochemistry Assessment - Part 2: Determination of Selenium Content - Fluorescent Spectrophotometry 180.0 via email in 1~3 business day valid
DZ 57.2-1987 via email in business day superseded
DZ/T 0116-1994 The types and parameters of the jaw crushers for laboratory 60.0 via email in 1~3 business day valid
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