雷磁 E-201-C 复合pH电极

评测依据

• review_count：5800
• 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 01:12:32","to":"2026-06-26 01:12:32"}
• intros：{"brand_intro":"雷磁（Leici）是上海仪电科学仪器股份有限公司旗下品牌，创立于1953年，是中国最早的电化学分析仪器制造商之一。产品线覆盖pH计、电导率仪、离子计等，以高性价比和稳定的国产质量著称，广泛应用于高校教学、环境监测、食品检测及中小型实验室，被誉为\"国产电化学仪器的常青树\"。","product_intro":"E-201-C 是一款经典的可充式复合pH电极，采用玻璃球泡和Ag/AgCl参比系统，适用于常规水溶液pH测量。电极外壳为聚碳酸酯材质，坚固耐用，配备保护套和填充液。测量范围0-14 pH，温度范围0-60°C，响应时间小于30秒。作为雷磁的入门级畅销款，它兼容市面上绝大多数国产和进口pH计，是实验室基础测量的经济之选。","key_specs":["测量范围：0-14 pH","温度范围：0-60°C","电极类型：可充式复合pH电极","参比系统：Ag/AgCl","填充液：3M KCl","接口：BNC/Q9"]}
• alt_products：[{"product_name":"雷磁 E-201-C 复合pH电极","brand":"雷磁","model":"E-201-C","price":168}]
• kol_quotes：["\"E-201-C是每个化学实验室都该备一支的'万金油'电极。\"——知乎化学实验话题答主","\"对于常规水质检测，雷磁这款电极完全够用，没必要花大价钱买进口。\"——某环境监测站工程师"]
• scoring_breakdown：[{"source":"word_of_mouth","score":87.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在\"性价比极高\"和\"皮实耐用\"两点。高校实验室大量采购用于学生实验，认为其精度满足教学需求，且更换成本低。部分用户指出在高温或强碱性样品中寿命较短，但考虑到价格仍给予好评。售后方面，雷磁提供电极修复服务，可更换球泡或填充液，延长使用寿命。","source_count":0}},{"source":"objective","score":82.43374371859296,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":168,"wom_score":87.1}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":5800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"E-201-C是每个化学实验室都该备一支的'万金油'电极。\"——知乎化学实验话题答主","\"对于常规水质检测，雷磁这款电极完全够用，没必要花大价钱买进口。\"——某环境监测站工程师"]}}]
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