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Standard No. Title Price(USD) Delivery Status Add To Cart
GB/T 3850-1983 Impermeable sintered metal materials and hardmetals; Determination of density 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 1557-2018 Test method for determining interstitial oxygen content in silicon by infrared absorption 180 (USD) via email in 1-3 business day VALID
GB/T 32189-2015 Test method for surface roughness of GaN single crystal substrate by atomic force microscope 240 (USD) via email in 1-3 business day VALID
YB/T 153-1999 Standard diagrams for macrostructure and defect in quality carbon structural steel and alloy structural steel continuous casting blank 420 (USD) via email in 1-3 business day ABOLISHED
YS/T 438.1-2001 Methods for physical performance determination of sandy alumina—Determination of size distribution—Sieving method 45 (USD) via email in 1-3 business day ABOLISHED
GB/T 6147-1985 Test method for thermoelectric power of precision resistance alloys via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 37385-2019 Test method for chloride content of silicon—Ion chromatography method 180 (USD) via email in 1-3 business day VALID
GB/T 17200-1997 Requirements for tensile,flexural and compression testing machines for rubbers and plastics via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
YB 4002-1991 345 (USD) via email in 1-3 business day ABOLISHED
GB/T 30859-2014 Test method for warp and waviness of silicon wafers for solar cells 240 (USD) via email in 1-3 business day VALID
GB/T 32278-2015 Test method for flatness of monocrystalline silicon carbide wafers 120 (USD) via email in 1-3 business day VALID
SN/T 2081-2008 Determination of impurities in alumina—Inductively coupled plasma atomic emission spectrometric method (ICP-AES) with microwave dissolution 135 (USD) via email in 1-3 business day VALID
SN/T 2082-2008 Test method for Rockwell hardness(HRB)of cold-rolled steel sheet 135 (USD) via email in 1-3 business day
YB 4052-1991 165 (USD) via email in 1-3 business day
YB/T 5127-1993 Steel-Determination of critical point-Dilatometric method 75 (USD) via email in 1-3 business day ABOLISHED
GB/T 4059-2018 Test method for phosphorus content in polycrystalline silicon by zone-melting method under controlled atmosphere 180 (USD) via email in 1-3 business day VALID
SN/T 2091-2008 Determination of lead,copper,iron and bismuth contents in antimony ingot for import and export—Atomic absorption spectrometric method 180 (USD) via email in 1-3 business day VALID
YS/T 464-2003 Methods for nalytical of copper cathode—The optical emission spectrometry 90 (USD) via email in 1-3 business day ABOLISHED
GB/T 32280-2015 Test method for warp of silicon wafers—Automated non-contact scanning method 240 (USD) via email in 1-3 business day VALID
GB/T 5167-1985 Sintered metal materials and hardmetals; Determination of electrical resistivity 45 (USD) via email in 1-3 business day ABOLISHED
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