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我国首建纳米级角度国家一级标准物质
本报讯 (记者蒋菡)近日,市场监管总局新批准二维铬纳米栅格标准物质、二维硅纳米栅格标准物质、一维硅纳米光栅标准物质3项国家一级标准物质,能够同时满足纳米制造产业角度和长度校准需求,为新一代信息技术、新材料、生物制造、高端装备等领域的 ...
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