仪电分析 气体扩散管（标准气体发生管）

评测依据

• review_count：89
• rating_avg：4.3
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• price_range：[800,1999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:34:48","to":"2026-06-26 04:34:48"}
• intros：{"brand_intro":"上海仪电分析仪器有限公司是中国老牌分析仪器制造商，成立于1956年，前身为上海分析仪器厂。产品涵盖色谱、光谱、气体分析等领域，在国内实验室市场拥有深厚根基，以可靠性和亲民价格著称。","product_intro":"该扩散管采用国产标准物质封装，适用于气相色谱仪、气体检测仪的日常校准。支持SO2、NO2、H2S等常见气体，操作简单，无需额外温控设备。适合教育、环保、化工等领域的常规校准需求。","key_specs":["扩散速率范围：200-8000 ng/min","温度精度：±1℃","适用气体：SO2、NO2、H2S","工作温度：20-40℃","管长：6 cm","保质期：2个月"]}
• alt_products：[{"product_name":"仪电分析 气体扩散管（标准气体发生管）","brand":"上海仪电分析","model":"YQ-GD-100","price":1800}]
• kol_quotes：["仪电分析的扩散管性价比很高，适合高校教学实验，学生操作也不心疼。"]
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