Angiotensin II human ≥93% (HPLC)

评测依据

• review_count：342
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:36:29","to":"2026-06-26 04:36:29"}
• intros：{"brand_intro":"Sigma-Aldrich是默克集团旗下全球领先的生命科学品牌，拥有超过50年标准品生产历史。以严苛的质量控制、完善的溯源体系著称，产品覆盖多肽、抗体、小分子等数十万种科研试剂，是国内外实验室首选供应商之一。","product_intro":"Angiotensin II (血管紧张素II) 是一种内源性八肽激素，常用于肾素-血管紧张素系统研究、高血压模型及细胞信号通路实验。本品纯度≥93%（HPLC），以冻干粉形式供应，每支1mg，复溶后可用于体外功能实验或动物注射。","key_specs":["分子式: C50H71N13O12","分子量: 1046.18 g/mol","纯度: ≥93% (HPLC)","储存条件: -20°C","外观: 白色至类白色冻干粉","溶解性: 溶于水或DMSO"]}
• alt_products：[{"product_name":"Angiotensin II human ≥93% (HPLC)","brand":"Sigma-Aldrich","model":"A9525-1MG","price":1280},{"product_name":"Amyloid β Peptide (1-42) (human)","brand":"MedChemExpress (MCE)","model":"HY-P1363-1MG","price":890},{"product_name":"Thymosin α1 (human)","brand":"APExBIO","model":"A1001-1MG","price":980}]
• kol_quotes：["'Sigma的Angiotensin II是我实验室的常备品，批次间差异极小。'——某三甲医院心血管研究所研究员","'用于大鼠血压模型，效果稳定，推荐新手直接买这个。'——知乎专栏作者"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其批次稳定性高，HPLC图谱与官方COA一致。多位科研人员反馈在血管收缩实验中活性良好，重复性好。少数用户提到价格偏高，但认为质量对得起价格。包装密封性好，运输过程无破损。整体评价为'可靠的标准品'、'实验数据可重复'。","source_count":0}},{"source":"objective","score":95.24,"weight":0.6,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":342,"wom_score":94.1}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":342,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["'Sigma的Angiotensin II是我实验室的常备品，批次间差异极小。'——某三甲医院心血管研究所研究员","'用于大鼠血压模型，效果稳定，推荐新手直接买这个。'——知乎专栏作者"]}}]
• method_version：v2
• search_visual：null