碳化钼（Mo2C）催化剂，片状，纳米级

评测依据

• review_count：203
• rating_avg：4.5
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• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:25","to":"2026-06-26 04:35:25"}
• intros：{"brand_intro":"先丰纳米（XFNANO）成立于2010年，是国内纳米材料领域的专业制造商与供应商，总部位于南京。公司专注于纳米碳材料、金属纳米颗粒及碳化物纳米材料的研发与生产，拥有多项自主知识产权。先丰纳米以\"高性价比、快速发货\"为特色，产品广泛服务于国内高校、研究所及新能源企业，在碳化钼催化剂领域因价格亲民、规格多样而受到中小实验室欢迎。","product_intro":"该产品为片状纳米碳化钼（Mo2C），厚度约10-30nm，横向尺寸200-500nm，具有独特的二维结构，暴露更多边缘活性位点。适用于电催化析氢、超级电容器及锂硫电池催化转化。产品采用液相剥离法制备，分散性良好，可直接配制催化剂墨水。用户评价其在碱性电解液中析氢性能优于传统颗粒状Mo2C，且易于涂覆在电极表面。","key_specs":{"化学式":"Mo2C","形貌":"纳米片","厚度":"10-30 nm","横向尺寸":"200-500 nm","包装规格":"50g/瓶","分散介质":"水或乙醇"}}
• alt_products：[{"product_name":"碳化钼（Mo2C）催化剂，片状，纳米级","brand":"先丰纳米","model":"XFJ01-50g","price":450},{"product_name":"碳化钼（Mo2C）催化剂，高纯度，微米级","brand":"阿拉丁","model":"M108523-50g","price":520},{"product_name":"碳化钼（Mo2C）催化剂，纳米级，高活性","brand":"麦克林","model":"M813847-25g","price":680}]
• kol_quotes：["某985高校博士：先丰的Mo2C纳米片做析氢，数据比进口的还好。","材料科学博主：国产纳米片催化剂，学生党福音。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":79.19999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为性价比极高，尤其适合预算有限的课题组。片状结构在电化学测试中表现出色，有评价称其析氢起始电位仅-50mV（vs RHE）。部分用户提到批次间形貌略有差异，建议先小样测试。少数评论反映在空气中长期存放后活性下降，需真空保存。总体好评率约90%，复购率中等，主要面向电催化方向的研究生群体。","source_count":0}},{"source":"objective","score":80.2019639278557,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":450,"wom_score":79.19999999999999}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":203,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["某985高校博士：先丰的Mo2C纳米片做析氢，数据比进口的还好。","材料科学博主：国产纳米片催化剂，学生党福音。"]}}]
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