甲醛溶液 4% 多聚甲醛 (PFA)

评测依据

• review_count：450
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:34:15","to":"2026-06-26 04:34:15"}
• intros：{"brand_intro":"索莱宝是中国知名的生命科学试剂品牌，成立于2004年，专注于细胞生物学与病理学产品。其多聚甲醛溶液以高纯度和低杂质著称，被国内众多高校和科研院所列为常用固定液，性价比在国产品牌中名列前茅。","product_intro":"4%多聚甲醛溶液（PFA），不含甲醇，适用于细胞、组织及斑马鱼胚胎固定。经DEPC处理，RNA酶活性极低，适合RNA原位杂交。采用无菌瓶灌装，每批次提供质检报告。500mL瓶装，附有安全说明书。","key_specs":{"对象":"多聚甲醛溶液","浓度":"4% (w/v)","甲醇含量":"未检出","RNA酶活性":"未检出","包装规格":"500mL","储存条件":"2-8°C避光"}}
• alt_products：[{"product_name":"甲醛溶液 4% 多聚甲醛 (PFA)","brand":"北京索莱宝科技有限公司","model":"P1110-500mL","price":128},{"product_name":"甲醛溶液 10% 中性缓冲液 (组织学级)","brand":"上海阿拉丁生化科技股份有限公司","model":"F111932-500mL","price":260}]
• kol_quotes：["索莱宝的PFA是我做单细胞RNA-seq的固定首选。","无甲醇配方对荧光蛋白保存太友好了。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.39999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其无甲醇配方对RNA保存的优势，常用于单细胞测序前固定。细胞生物学实验室反馈固定后细胞形态保持良好。部分用户指出价格略高于普通甲醛溶液，但认为值得。少数评论提到低温运输需注意保温。","source_count":0}},{"source":"objective","score":89.2688944723618,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":128,"wom_score":89.39999999999999}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":450,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["索莱宝的PFA是我做单细胞RNA-seq的固定首选。","无甲醇配方对荧光蛋白保存太友好了。"]}}]
• method_version：v3
• search_visual：null