石蕊指示剂

评测依据

• review_count：380
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:59","to":"2026-06-26 04:35:59"}
• intros：{"brand_intro":"国药试剂（Sinopharm Chemical Reagent）隶属于中国医药集团，是国内历史最悠久的化学试剂品牌之一，成立于1958年。产品涵盖通用试剂、指示剂、标准品等，以'国标品质、亲民价格'著称，是众多公立学校与检测机构的长期供应商。","product_intro":"石蕊指示剂为天然提取物配制的水溶液，pH变色范围5.0-8.0（红→蓝），是经典酸碱指示剂。该产品采用优质石蕊原料，颜色过渡自然，适合中学化学教学及基础酸碱定性测试，是实验室入门级指示剂代表。","key_specs":["类型：天然石蕊提取物水溶液","pH变色范围：5.0-8.0（红→蓝）","包装规格：100 mL","储存条件：室温避光","保质期：18个月","外观：紫红色液体"]}
• alt_products：[{"product_name":"石蕊指示剂","brand":"国药试剂","model":"30170828-100ml","price":38},{"product_name":"甲基橙指示剂","brand":"麦克林","model":"M813083-100ml","price":45},{"product_name":"溴甲酚绿指示剂","brand":"阿拉丁","model":"B109423-100ml","price":89}]
• kol_quotes：["@初中化学李老师：石蕊是学生认识酸碱的第一课，国药这款很稳定。","@实验员老陈：价格便宜，用起来不心疼，适合大量消耗。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其颜色变化直观，适合演示实验和初学者。大量评论来自中学教师，认为价格低廉且安全无毒。部分用户提到天然石蕊批次间颜色略有差异，但基本不影响使用。包装采用塑料瓶，不易破碎，适合学生操作。","source_count":0}},{"source":"objective","score":81.16984848484847,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":38,"wom_score":89.1}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":380,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@初中化学李老师：石蕊是学生认识酸碱的第一课，国药这款很稳定。","@实验员老陈：价格便宜，用起来不心疼，适合大量消耗。"]}}]
• method_version：v2
• search_visual：null