矿物油标准物质 (Mineral Oil Certified Reference Material)

评测依据

• review_count：210
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• time_range：{"from":"2026-06-26 04:36:34","to":"2026-06-26 04:36:34"}
• intros：{"brand_intro":"中国计量科学研究院（NIM）是国家最高计量科学研究中心，负责研制和发布国家有证标准物质。其标准物质具有法定溯源性，广泛应用于国内质检、环保和卫生系统的量值传递。产品以高性价比和本土化服务著称，是众多国内实验室的首选。","product_intro":"该矿物油标准物质为国产有证标准物质，包含C12-C40正构烷烃混合物，浓度经多家权威实验室联合定值。适用于气相色谱仪的校准、方法验证和实验室间比对。产品提供国家标准物质证书，可直接用于CNAS认可实验室的质控要求。","key_specs":["组分：C12-C40正构烷烃混合物","浓度：1000 μg/mL in Isooctane","包装：2 mL 安瓿瓶","定值不确定度：±3% (k=2)","证书：GBW(E)编号，国家有证标准物质","保质期：自生产日起18个月"]}
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