鱼大大过碳酸钠颗粒

评测依据

• review_count：12800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-25 23:53:09","to":"2026-06-25 23:53:09"}
• intros：{"brand_intro":"鱼大大是专注水产养殖投入品的知名品牌，隶属于北京渔美康生物技术集团。品牌以\"让养殖更轻松\"为使命，深耕水质改良、底质改良及增氧产品十余年。其过碳酸钠系列凭借稳定的释放速率和良好的溶解性，在淡水与海水养殖户中口碑极佳，尤其受高密度精养池塘用户信赖。","product_intro":"鱼大大过碳酸钠颗粒为白色速溶颗粒，遇水释放活性氧，迅速提升水体溶氧量并氧化底部有机污物。本品采用包膜缓释技术，增氧持续时间可达4-6小时，同时兼具改底、抑菌、解毒多重功效。适用于鱼、虾、蟹、海参等养殖池塘缺氧急救及日常水质维护。","key_specs":["有效氧含量≥13.5%","颗粒粒径：2-4mm","溶解速度：3-5分钟完全溶解","增氧持续时间：4-6小时","包装规格：1kg/袋","适用水体pH范围：6.5-9.0"]}
• alt_products：[{"product_name":"鱼大大过碳酸钠颗粒","brand":"鱼大大","model":"YYD-GTN-01","price":29.9},{"product_name":"海大过碳酸钠增氧片","brand":"海大","model":"HD-GTP-500","price":35},{"product_name":"拜耳过碳酸钠水质改良剂","brand":"拜耳","model":"Bayer-Oxy-1000","price":68}]
• kol_quotes：["\"鱼大大这款过碳酸钠颗粒，我用了三年，急救和日常维护都靠它。\"——水产养殖KOL@渔哥说鱼","\"包膜缓释设计很科学，不像有些产品一投下去氧气就冒完了。\"——抖音水产达人@塘主老李"]
• scoring_breakdown：[{"source":"word_of_mouth","score":91.1,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈该产品增氧效果明显，尤其夏季高温闷热天气使用后，鱼虾浮头现象迅速缓解。多位养殖户提到颗粒均匀、溶解快、无残留，改底效果优于普通过碳酸钠。部分用户建议在阴雨天提前预防性使用，可有效降低缺氧风险。少数差评反映包装密封性偶有不足，但整体复购率极高。","source_count":0}},{"source":"objective","score":85.72439393939393,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":29.9,"wom_score":91.1}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":12800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"鱼大大这款过碳酸钠颗粒，我用了三年，急救和日常维护都靠它。\"——水产养殖KOL@渔哥说鱼","\"包膜缓释设计很科学，不像有些产品一投下去氧气就冒完了。\"——抖音水产达人@塘主老李"]}}]
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