科仪（Keyi）KY-2000 微量注射泵

评测依据

• review_count：350
• rating_avg：4.4
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_value
• sources：["天猫","拼多多","小红书"]
• time_range：{"from":"2026-06-25 11:32:13","to":"2026-06-25 11:32:13"}
• intros：{"brand_intro":"科仪（Keyi）是上海科仪仪器有限公司旗下品牌，成立于2005年，主打经济型实验室设备。公司以\"让每个实验室都用得起精密泵\"为使命，产品主要面向中小型企业和个人科研用户。科仪采用标准化零部件生产，成本控制出色，但品控口碑两极分化。创始人曾是一名中学化学教师，深知基层实验室的预算痛点。","product_intro":"KY-2000 是一款单通道微量注射泵，主打极致性价比。核心卖点：支持1μL/min超低流速；配备防回流阀；兼容国产和进口注射器。适用于简单液体输送、滴定实验、DIY微流控装置。相比竞品（如雷弗TFD01-01），价格更低但功能单一，无触摸屏和复杂模式。适合预算极度紧张的个人或小型实验室。","key_specs":{"流量范围":"1 μL/min - 5 mL/min","推力":"≥ 80 N","注射器规格":"500 μL - 20 mL","控制方式":"按键 + 数码管显示","工作模式":"恒流模式","电源":"DC 12V"}}
• alt_products：[{"product_name":"科仪（Keyi）KY-2000 微量注射泵","brand":"科仪","model":"KY-2000","price":1800}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":67.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价\"便宜但粗糙\"。优点：价格最低，适合临时或简单实验；防回流设计实用；体积小不占空间。缺点：做工一般，外壳塑料感强；精度受温度影响较大；无品牌售后网点，维修困难。专业评测指出其适合非关键步骤的液体添加，不建议用于精密定量实验。","source_count":3}},{"source":"objective","score":59.2641492910759,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.4,"price":1800,"wom_score":67.1}},{"source":"user_review","score":88,"weight":0.15,"confidence":1,"details":{"rating_avg":4.4,"review_count":350,"source":"product_reviews_aggregate"}}]
• method_version：v2
• search_visual：null