China High purity alumina GB Standards Search Result |
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GB/T 34213-2023 High purity alumina for sapphire single crystal 蓝宝石单晶用高纯氧化铝 - 中英文版 |
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GB/T 34213-2017 High purity alumina for sapphire substrate 蓝宝石衬底用高纯氧化铝 - 中英文版 |
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GB/T 22750-2008 Implants for surgery - Ceramic materials based on High purity alumina 外科植入物用高纯氧化铝陶瓷材料 - 中英文版 |
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