Rhodamine 123

评测依据

• review_count：1500
• rating_avg：4.9
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:36:28","to":"2026-06-26 04:36:28"}
• intros：{"brand_intro":"Sigma-Aldrich是默克集团旗下全球领先的科研化学品与试剂品牌，成立于1975年，总部位于美国密苏里州。其产品涵盖超过30万种化学品、生物试剂及实验室耗材，以严格的质量标准和全球供应链著称。在中国市场，Sigma-Aldrich被视为高端进口品牌，尤其在高纯度染料和标准品领域具有不可替代的地位。","product_intro":"Sigma-Aldrich的Rhodamine 123是一种高纯度荧光染料，常用于线粒体膜电位检测和细胞活力分析。该产品以粉末形式供应，纯度≥90%（HPLC），用户可根据实验需求配制工作液。其荧光特性稳定，光漂白抗性强，适用于高分辨率成像和定量流式细胞术，是顶级科研期刊中广泛引用的标准试剂。","key_specs":["分子式：C21H17ClN2O3","分子量：380.82 g/mol","纯度：≥90%（HPLC）","形态：粉末","储存条件：室温避光","溶解性：溶于DMSO或乙醇"]}
• alt_products：[{"product_name":"Rhodamine 123","brand":"Sigma-Aldrich","model":"R8004","price":1250},{"product_name":"MitoTracker Red CMXRos","brand":"Thermo Fisher Scientific","model":"M7512","price":1680}]
• kol_quotes：["Sigma的罗丹明123是金标准，数据拿出去审稿人没话说。","虽然贵，但为了重复性值得投资。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":96.5,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其卓越的纯度和批次一致性，认为数据可靠性极高。多位资深研究员指出，该产品在需要高精度定量或发表高水平论文时是首选。但部分用户反映价格较高，且粉末形式需要自行配制，增加了操作步骤。总体而言，评价集中在\"品质无可挑剔，但成本较高\"，适合对质量要求严苛的实验室。","source_count":0}},{"source":"objective","score":86.81561718098413,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.9,"price":1250,"wom_score":96.5}},{"source":"user_review","score":98,"weight":0.15,"confidence":1,"details":{"rating_avg":4.9,"review_count":1500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["Sigma的罗丹明123是金标准，数据拿出去审稿人没话说。","虽然贵，但为了重复性值得投资。"]}}]
• method_version：v3
• search_visual：null