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YS/T 985-2014 Polished reclaimed silicon wafers 240 (USD) via email in 1-3 business day VALID
GB/T 24580-2009 Test method for measuring Boron contamination in heavily doped n-type silicon substrates by secondary ion mass spectrometry 180 (USD) via email in 1-3 business day VALID
GB/T 14139-2009 Silicon epitaxial wafers 180 (USD) via email in 1-3 business day ABOLISHED
YS/T 23-1992 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 24578-2009 Test method for measuring surface metal contamination on silicon wafers by total reflection X-ray fluorescence spectroscopy 240 (USD) via email in 1-3 business day ABOLISHED
GB/T 24576-2009 Test method for measuring the Al fraction in AlGaAs on GaAs substrates by high resolution X-ray diffraction 180 (USD) via email in 1-3 business day VALID
GB/T 14863-2013 Method for net carrier density in silicon epitaxial layers by voltage-capacitance of gated and ungated diodes 240 (USD) via email in 1-3 business day
GB/T 25076-2010 Monocrystalline silicon of solar cell 180 (USD) via email in 1-3 business day ABOLISHED
GB/T 16596-2019 Specification for establishing a wafer coordinate system 120 (USD) via email in 1-3 business day VALID
GB/T 14146-2009 Silicon epitaxial layers-determination of carrier concentration-mercury probe voltages-capacitance method 180 (USD) via email in 1-3 business day VALID
GB/T 26069-2010 Specification for silicon annealed wafers 180 (USD) via email in 1-3 business day VALID
GB/T 1551-2009 Test method for measuring resistivity of monocrystal silicon 360 (USD) via email in 1-3 business day VALID
GB/T 14844-1993 Designations of semiconductor materials via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 6616-2009 Test methods for measuring resistivity of semiconductor wafers or sheet resistance of semiconductor films with a noncontact eddy-current gauge 180 (USD) via email in 1-3 business day VALID
GB/T 1553-2009 Test methods for minority carrier lifetime in bulk germanium and silicon by measurement of photoconduetivity decay 240 (USD) via email in 1-3 business day VALID
GB/T 1554-2009 Testing method for crystallographic perfection of silicon by preferential etch techniques 360 (USD) via email in 1-3 business day VALID
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