TB Green Premix Ex Taq II (Tli RNaseH Plus)

评测依据

• review_count：2800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-25 15:17:58","to":"2026-06-25 15:17:58"}
• intros：{"brand_intro":"宝日医生物（TaKaRa）是日本最大的生物技术公司，成立于1967年，总部位于滋贺县。其创始人杉本利行博士以限制性内切酶研发起家，后成为全球PCR试剂核心供应商。TaKaRa在分子生物学领域拥有超过500项专利，其Ex Taq系列DNA聚合酶被誉为'东方神酶'。品控理念强调'零缺陷'，每一批产品出厂前需通过72小时连续扩增稳定性测试。在中国市场，TaKaRa以'性价比之王'著称，尤其受高校实验室青睐。","product_intro":"TB Green Premix Ex Taq II是TaKaRa最新一代SYBR Green qPCR预混液，采用Tli RNaseH Plus技术，能有效降解残留RNA模板，减少非特异性信号。产品定位中高端，主打'快速、灵敏、宽动态范围'。适用于基因表达谱分析、病原体检测、转基因成分定量等。相比赛默飞Power SYBR Green，其扩增速度更快（延伸时间缩短30%），且对高GC模板的耐受性更优。在50-60% GC含量模板的扩增中，Ct值变异系数低于0.5%。","key_specs":{"反应体系":"2×预混液，含TB Green染料、Ex Taq II聚合酶、RNaseH、dNTPs","扩增速度":"标准程序仅需45分钟完成40个循环","动态范围":"10^7拷贝范围内线性关系R²>0.998","抗抑制能力":"可耐受0.5% SDS或10%乙醇等常见抑制剂","储存条件":"-20℃避光保存，有效期18个月"}}
• alt_products：[{"product_name":"TB Green Premix Ex Taq II (Tli RNaseH Plus)","brand":"宝日医生物 (TaKaRa Bio)","model":"RR820A","price":2200},{"product_name":"Applied Biosystems Power SYBR Green PCR Master Mix","brand":"赛默飞世尔科技 (Thermo Fisher Scientific)","model":"4367659","price":2800},{"product_name":"iTaq Universal SYBR Green Supermix","brand":"伯乐 (Bio-Rad)","model":"1725124","price":2600}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":88.6,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在'稳定且便宜'，单次反应成本约1.2元，比赛默飞低20%。优点：扩增曲线平滑、熔解峰单一、对新手友好（说明书极其详细）。缺点：染料稳定性略逊于Power SYBR Green，长期储存后荧光信号可能衰减5-10%；部分用户反映在多重qPCR中兼容性不如专用试剂盒。专业评测指出，其在检测低丰度基因（Ct>35）时灵敏度略低于赛默飞，但日常使用完全足够。","source_count":2}},{"source":"objective","score":91.909333111037,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.7,"price":2200,"wom_score":88.6}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":2800,"source":"product_reviews_aggregate"}}]
• method_version：v3
• search_visual：null