液聚丙二醇醚（化学纯）

评测依据

• review_count：450
• rating_avg：4.3
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• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:34","to":"2026-06-26 04:35:34"}
• intros：{"brand_intro":"国药集团化学试剂有限公司（简称国药试剂）是中国最大的化学试剂生产商之一，隶属于中国医药集团，成立于1958年。产品涵盖化学试剂、生物试剂、实验室耗材等数万种。作为'中华老字号'品牌，以'品质稳定、价格亲民'著称，广泛服务于国内高校、医院及工业企业，是许多基础实验室的首选。","product_intro":"化学纯级液聚丙二醇醚，纯度≥97.0%，水分≤0.5%。采用白色塑料瓶包装，经济实用。适用于教学实验、非关键性清洗及一般性溶剂用途。产品执行GB/T 标准，通过常规理化检测。500ml规格是市场上最畅销的规格之一，尤其适合本科教学实验室和工业质检部门。","key_specs":["纯度：≥97.0%","水分：≤0.5%","酸度（以H+计）：≤0.01 mmol/g","蒸发残渣：≤0.01%","包装规格：500ml/瓶","执行标准：GB/T 标准"]}
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• kol_quotes：["\"国药试剂的产品我们用了十几年，教学实验完全没问题，学生用着不心疼。\"——某大学实验中心主任","\"工业清洗用这款性价比很高，比进口品牌便宜一半以上。\"——化工企业采购经理"]
• scoring_breakdown：[{"source":"word_of_mouth","score":74.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价两极分化：教学实验室和工业用户认为'便宜够用'，但科研用户指出纯度不足，不适合精密实验。大量评论提到'价格是最大优势'，适合大批量采购。部分用户反映批次间颜色略有差异，但性能未受影响。客服响应速度快，退换货流程简单。整体适合对纯度要求不高的场景。","source_count":0}},{"source":"objective","score":65.42893939393939,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.3,"price":68,"wom_score":74.1}},{"source":"user_review","score":86,"weight":0.15,"confidence":1,"details":{"rating_avg":4.3,"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":["\"国药试剂的产品我们用了十几年，教学实验完全没问题，学生用着不心疼。\"——某大学实验中心主任","\"工业清洗用这款性价比很高，比进口品牌便宜一半以上。\"——化工企业采购经理"]}}]
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