四氧化锇 (Osmium(VIII) oxide)

评测依据

• review_count：73
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:26","to":"2026-06-26 04:35:26"}
• intros：{"brand_intro":"TCI（东京化学工业）成立于1946年，是日本最大的精细化学品供应商之一，以高品质有机合成试剂和催化剂闻名。产品目录超过3万种，在中国设有分公司和仓库，供货稳定，深受亚洲科研用户的喜爱。","product_intro":"TCI的四氧化锇为高纯度结晶，适用于烯烃双羟基化、氧化裂解及生物样品固定。产品为淡黄色至白色结晶，纯度≥99.5%，1g安瓿瓶包装，附带详细安全数据表。在不对称合成中与手性配体联用效果突出。","key_specs":["纯度：≥99.5%","分子式：OsO4","分子量：254.23 g/mol","形态：淡黄色至白色结晶","包装规格：1g/瓶","储存条件：2-8°C密封避光"]}
• alt_products：[{"product_name":"四氧化锇 (Osmium(VIII) oxide)","brand":"TCI (梯希爱)","model":"O0035-1G","price":1050},{"product_name":"四氧化锇 (Osmium Tetroxide)","brand":"Sigma-Aldrich","model":"75632-1G","price":1280}]
• kol_quotes：["@有机合成达人：TCI的OsO4和Sigma差不多，但价格更友好，实验室常备。","@安全督导：开安瓿瓶一定要戴护目镜，别问我怎么知道的。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":88.6,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其纯度和Sigma相当，但价格略低，性价比突出。在双羟基化反应中转化率稳定，包装密封性好。部分用户提到安瓿瓶开启需技巧，建议使用专用工具。整体满意度高，适合中高端科研项目。","source_count":0}},{"source":"objective","score":86.95478732276896,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":1050,"wom_score":88.6}},{"source":"user_review","score":92,"weight":0.15,"confidence":0.81,"details":{"rating_avg":4.6,"review_count":73,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@有机合成达人：TCI的OsO4和Sigma差不多，但价格更友好，实验室常备。","@安全督导：开安瓿瓶一定要戴护目镜，别问我怎么知道的。"]}}]
• method_version：v3
• search_visual：null