Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB 11093-1989 Liquid encapaulated czochralski-grouwn gallium arsenide single crystals and As-cut slices $90.00 via email in 1~3 business day abolished
GB 1477-1979 Selenium $184.00 via email in 1~3 business day superseded
GB 3495-1983 Arsenic $184.00 via email in 1~3 business day superseded
GB/T 11070-1989 Reduced germanium ingot $184.00 via email in 1~3 business day abolished
GB/T 11070-2006 Reduced germanium ingot $214.00 via email in 1~3 business day superseded
GB/T 11071-1989 Zone-refined germanium ingot $224.00 via email in 1~3 business day abolished
GB/T 11071-2006 Zone-refined germanium ingot $240.00 via email in 1~3 business day superseded
GB/T 11072-1989 Indium antimonide polycrystal, single crystals and as-cut slices $120.00 via email in 1~3 business day abolished
GB/T 11094-1989 Boat-grown gallium arsenide single crystals and As-cut slices $120.00 via email in 1~3 business day abolished
GB/T 14139-1993 Silicon epitaxial wafers $260.00 via email in 1~3 business day abolished
GB/T 14140.2-1993 Silicon slices and wafers-Measuring of diameter-Micrometer method $184.00 via email in 1~3 business day abolished
GB/T 15713-1995 Monocrystalline germanium slices $224.00 via email in 1~3 business day abolished
GB/T 2881-2008 Silicon metal $80.00 via email in 1~3 business day superseded
GB/T 39149-2020 Recycled tellurium material $165.00 via email in 1~3 business day valid
GB/T 39150-2020 Recycled selenium material $225.00 via email in 1~3 business day valid
GB/T 5238-1995 Monocrystalline germanium $224.00 via email in 1~3 business day abolished
GB/T 8646-1998 Fine aluminum-1% silicon wire for semiconductor lend-bonding $264.00 via email in 1~3 business day abolished
SJ 1551-1979 Method of measurement for resistivity of silicon epitaxial layer (capacitance-voltage method) (Provisional) $184.00 via email in 1~3 business day abolished
SN/T 0550.2-1996 Determination of iron aluminium and calcium for export silicon metal - Volumetric method $224.00 via email in 1~3 business day valid
YS 68-2004 Arsenic $60.00 via email in 1~3 business day abolished
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