Whatman 聚偏氟乙烯滤膜

评测依据

• review_count：210
• 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 04:38:11","to":"2026-06-26 04:38:11"}
• intros：{"brand_intro":"Whatman是Cytiva（原GE Healthcare生命科学）旗下品牌，起源于18世纪英国，是全球滤纸和滤膜发明者。2004年被GE收购，现属丹纳赫集团。Whatman在过滤领域拥有超过250年历史，产品覆盖实验室到工业级。以高纯度和严格质控闻名，是许多标准方法的指定品牌。","product_intro":"Whatman 10404112 是直径47mm、孔径0.45μm的亲水性聚偏氟乙烯滤膜，适合大分子和颗粒物过滤。采用高纯度PVDF原料，溶出物极低。适用于环境水样分析、微生物检测、一般实验室过滤。每盒100片，白色不透明，便于观察截留物。","key_specs":{"材质":"亲水性聚偏氟乙烯","孔径":"0.45 μm","直径":"47 mm","流速":"≥ 15 mL/min/cm² (0.7 bar)","最大操作温度":"125°C","灰分含量":"< 0.1%"}}
• alt_products：[{"product_name":"Whatman 聚偏氟乙烯滤膜","brand":"Whatman (Cytiva)","model":"Whatman 10404112","price":850},{"product_name":"Pall 聚偏氟乙烯滤膜","brand":"Pall Corporation","model":"PALL 66548","price":960},{"product_name":"Sartorius 聚偏氟乙烯滤膜","brand":"Sartorius","model":"Sartorius 11807-47-N","price":1100}]
• kol_quotes：["Whatman的滤膜是实验室基础耗材，品质稳定可靠。","0.45μm孔径是环境水样过滤的标准配置。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.39999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户称赞其性价比高，适合日常大量过滤需求。0.45μm孔径在微生物检测中表现良好，截留效率稳定。多位环境监测人员反馈水样过滤时流速快且不易堵塞。部分用户指出亲水性不如Millipore持久，需注意保存。整体满意度高，是教学和常规实验室的热门选择。","source_count":0}},{"source":"objective","score":92.23895746455378,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":850,"wom_score":89.39999999999999}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":210,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["Whatman的滤膜是实验室基础耗材，品质稳定可靠。","0.45μm孔径是环境水样过滤的标准配置。"]}}]
• method_version：v2
• search_visual：null