钨酸铵

评测依据

• review_count：410
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:35:27","to":"2026-06-26 04:35:27"}
• intros：{"brand_intro":"国药试剂（Sinopharm Chemical Reagent）是中国最大的化学试剂供应商之一，隶属于中国医药集团。成立于1958年，拥有超过60年的生产与销售经验。产品覆盖分析纯、化学纯、色谱纯等多个等级，广泛应用于科研、教育、质检及工业生产领域。以稳定的供货能力、完善的物流网络和亲民的价格，成为国内实验室的基础试剂主力品牌。","product_intro":"国药试剂钨酸铵为白色结晶粉末，主含量≥99.0%，是经典的钨基催化剂及前驱体。常用于制备WO₃、WS₂等催化材料，以及作为石油化工中加氢脱硫催化剂的活性组分。产品水溶性好，杂质含量低（如Fe、Cu等金属离子<0.005%），适合大规模合成和工业级应用。500g大包装设计，满足批量实验需求，性价比突出。","key_specs":["主含量：≥99.0%","外观：白色结晶粉末","水不溶物：≤0.01%","铁(Fe)：≤0.005%","包装规格：500g/瓶","储存条件：密封、干燥"]}
• alt_products：[{"product_name":"钨酸铵","brand":"国药试剂","model":"30170828-500g","price":320}]
• kol_quotes：["@工业催化老陈：国药钨酸铵量大管饱，做工艺优化首选。","@实验员小赵：价格便宜，做预实验不心疼。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":83.2,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为该产品性价比极高，适合日常大量使用。在基础催化实验中表现稳定，杂质控制良好，能满足一般科研需求。有评论提到其包装量大，适合教学实验室和工业研发。少数用户反映批次间颜色略有差异，但性能未受影响。整体评价务实，是许多实验室的常备催化剂之一，复购率很高。","source_count":0}},{"source":"objective","score":89.41759519038075,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":320,"wom_score":83.2}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":410,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@工业催化老陈：国药钨酸铵量大管饱，做工艺优化首选。","@实验员小赵：价格便宜，做预实验不心疼。"]}}]
• method_version：v3
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