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DZ/T 0281-2015 Technical regulation for phase induced polarization method via email in VALID please email coc@codeofchina.com for quotation
GB/T 2007.4-2008 General rules for the sampling and sample preparation of minerals in bulk - Experimental methods for checking the precision and bias (USD) via email in 1-3 business day VALID
MT/T 1057-2008 The checking method used pressure water test for surface pre-grouting quality of shaft (USD) via email in 1-3 business day VALID
DB37/T 3146-2018 Detailed rule for the system of screening for and elimination of industry commerce and trade risks of work safety accidents of Undergroud iron ore via email in VALID please email coc@codeofchina.com for quotation
JB/T 7738-2006 Leg-support electric rock drills (USD) via email in 1-3 business day VALID
DZ/T 0206-2002 Specifications for Kaolinite,bentonite,refractory—clay mineral exploration (USD) via email in 1-3 business day ABOLISHED
YS/T 270-1994 Ethyl thio carbamate (USD) via email in 1-3 business day ABOLISHED
YS/T 33-1992 (USD) via email in 1-3 business day VALID
DZ/T 0079-2015 Technical requirements of integrated compilation and study on geological data about solid mineral exploration via email in VALID please email coc@codeofchina.com for quotation
GB/T 11615-2010 Geologic exploration standard of geothermal resources (USD) via email in 1-8 business day VALID
SY/T 6593-2016 via email in VALID please email coc@codeofchina.com for quotation
YSJ 416-1993 (USD) via email in 1-3 business day VALID
GB/T 7780-2005 The model designation of filters via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
XB/T 901-2000 (USD) via email in 1-3 business day
SY/T 6273-1997 Testing method of electric detonators for oil and gas well (USD) via email in 1-3 business day ABOLISHED
YS/T 280-1994 Sodium dibutyl dithiophosphate (USD) via email in 1-3 business day ABOLISHED
SY/T 6938-2013 The technical specifications for operation of casing-check logging (USD) via email in 1-3 business day VALID
GB 14161-1993 Mine safety signs (USD) via email in 1-5 business day ABOLISHED
DZ/T 0304-2017 Technical specification for multi-tech air drilling via email in VALID please email coc@codeofchina.com for quotation
GB/T 13908-1992 (USD) via email in 1-3 business day ABOLISHED
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