国投罗钾 农业用硝酸钾（全水溶）

评测依据

• review_count：3200
• rating_avg：4.7
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• price_range：[100,299]
• dimension：best_value
• sources：["京东","天猫","拼多多"]
• time_range：{"from":"2026-06-25 23:53:54","to":"2026-06-25 23:53:54"}
• intros：{"brand_intro":"国投新疆罗布泊钾盐有限责任公司（简称国投罗钾）是世界最大的硫酸钾生产基地，依托罗布泊天然卤水资源，专注于钾肥研发与生产。公司拥有年产150万吨钾肥产能，产品以纯天然、全水溶、高纯度著称，是国家级高新技术企业，在农用钾肥领域享有\"中国钾肥之王\"美誉。","product_intro":"国投罗钾农业用硝酸钾采用罗布泊天然卤水提纯工艺，氮钾双高（13.5%硝态氮+46%氧化钾），100%全水溶，无氯无钠。适用于果树、蔬菜、烟草等经济作物的追肥和滴灌，能显著提升果实着色、糖度及产量，且不残留有害离子，是高端水溶肥和冲施肥的理想原料。","key_specs":["总氮（N）含量：≥13.5%（硝态氮）","氧化钾（K2O）含量：≥46%","水不溶物：≤0.1%","氯离子（Cl）：≤0.5%","粒度（1-4mm）：≥90%","pH值（1%水溶液）：6.0-7.5"]}
• alt_products：[{"product_name":"国投罗钾 农业用硝酸钾（全水溶）","brand":"国投罗钾","model":"N-P2O5-K2O 13.5-0-46","price":280},{"product_name":"云天化 硝酸钾（农业级）","brand":"云天化","model":"13.5-0-46","price":260},{"product_name":"金正大 硝酸钾（全水溶型）","brand":"金正大","model":"13-0-46","price":290}]
• kol_quotes：["\"国投罗钾的硝酸钾是国产钾肥的标杆，水溶性吊打进口货。\"——农技专家@老张说农资","\"用罗钾的硝酸钾种草莓，着色早、硬度好，收购价能高两毛。\"——种植达人@草莓哥"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈溶解速度快，无残渣，滴灌系统不堵塞。在葡萄、柑橘上使用后，果实均匀度好，甜度提升明显。部分农户反映价格略高于普通钾肥，但增产效果显著，性价比高。也有评论指出包装密封性有待改进，潮湿环境下易结块。整体好评率超95%，复购率高。","source_count":3}},{"source":"objective","score":67.54432160804019,"weight":0.45,"confidence":0.5,"details":{"rating_avg":4.7,"price":280,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"国投罗钾的硝酸钾是国产钾肥的标杆，水溶性吊打进口货。\"——农技专家@老张说农资","\"用罗钾的硝酸钾种草莓，着色早、硬度好，收购价能高两毛。\"——种植达人@草莓哥"]}}]
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