Whatman 硝酸纤维素（NC）滤膜圆片

评测依据

• review_count：2500
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["京东","天猫","Cytiva官网"]
• time_range：{"from":"2026-06-26 04:38:09","to":"2026-06-26 04:38:09"}
• intros：{"brand_intro":"Whatman是英国Cytiva（原GE Healthcare）旗下过滤品牌，创立于1733年，是全球最古老的实验室耗材制造商之一。以滤纸和滤膜闻名，产品覆盖科研、诊断、工业过滤。其NC膜在蛋白印迹和微生物检测中应用广泛，以高蛋白结合能力著称。","product_intro":"Whatman 7184-004硝酸纤维素滤膜圆片，直径47mm，孔径0.45μm，白色。采用纯硝酸纤维素材质，亲水性强，蛋白吸附能力高。适用于Western blotting、ELISA、微生物过滤。每盒100片，未灭菌，可自行高压灭菌。","key_specs":["材质：硝酸纤维素（NC）","孔径：0.45μm","直径：47mm","颜色：白色","包装：100片/盒","蛋白结合能力：约100μg/cm²"]}
• alt_products：[{"product_name":"Whatman 硝酸纤维素（NC）滤膜圆片","brand":"Whatman","model":"7184-004","price":450},{"product_name":"Pall GN-6 Metricel 混合纤维素酯滤膜圆片","brand":"Pall Corporation","model":"63068","price":520},{"product_name":"Millipore 混合纤维素酯（MCE）滤膜圆片","brand":"Merck Millipore","model":"HAWP04700","price":680}]
• kol_quotes：["@蛋白组学研究员：Whatman NC膜是Western blot的标配，重复性一流。","@生物技术工程师：用于ELISA包被，蛋白固定效率高达98%。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":87.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"科研用户评价其蛋白转印效果出色，背景干净，信号强度高。微生物过滤方面流速适中，但吸附性较MCE膜略高。部分用户反映未灭菌包装需额外处理，但性价比高。京东好评率95%，常用于分子生物学实验室。","source_count":3}},{"source":"objective","score":83.6669639278557,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":450,"wom_score":87.1}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":2500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@蛋白组学研究员：Whatman NC膜是Western blot的标配，重复性一流。","@生物技术工程师：用于ELISA包被，蛋白固定效率高达98%。"]}}]
• method_version：v2
• search_visual：null