石英晶体微天平QCM集中了欧洲多年来在化学,生物化学和生物传感器技术领域的进步
,石英晶体微天平达到了科研人员梦寐以求的功能。
石英晶体微天平特点
采用创新性的直接压电式驱动变换器设计，
包含单个或多个测量单元，
可直接与台式计算机和笔记本电脑连接，
USB接口装配1个或4个不同的振荡器，非常方便使用。
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石英晶体微天平应用
生物传感器研发
亲和反应研究
联/离解和动力学常数测定
单克隆抗体的鉴定
结合位点映射
DNA杂交
化学沉积法、涂层电极的聚合物，
腐蚀
多重探针探测
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石英晶体微天平技术指标
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Max resolution (gate dependent) 0.05 Hz |
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Gate interval 0.01 to 10 s |
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Frequency stability 100 ppm/ |
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Counter logic 32 bit |
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Air oscillator TTL compatible |
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Liquid oscillator TTL compatible |
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Interface USB port |
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Instrument output delta f (proportional to electrode mass) |
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Biochemical output analyte concentration |
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Transducer quartz crystal AT-cut, 9.5 MHz (standard)1 to 10 MHz (optional) |
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Units 1 to 4 |
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Crystal port standard 125 mm |
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Warm-up interval 30-40 min (only after first power-up to meet above stability specifications) |
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Software Real time frequency data via dedicated software (windows application running under Win 9x, NT, 2000, XP, Vista) |
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Physical dimensions(base Unit) 165 x 35 x 65 mm (L x H x W) |
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Power supply external +12 Vdc |
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Operating temperature 0 to 55 |
