AquaPen手持式藻类荧光测量仪

AquaPen手持式藻类荧光测量仪

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2021-04-18 09:00:16
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AquaPen手持式藻类荧光测量仪

详细介绍

AquaPen手持式藻类荧光测量仪

image.pngAquaPen AP110手持式藻类荧光测量仪是一款用于快速、精确测量水体藻类与蓝藻叶绿素荧光参数的手持式荧光仪。AquaPen有两种探头型号。AP110-C配备比色杯试管测量室,将要测量的水体、悬浊液或培养溶液采集到比色杯中进行测量,配备455nm蓝色和620nmLED红色光源,既可以测量叶绿素荧光,又可以测量680nm和720nm光密度。AP110-P配备了浸入式光学探头,可直接插到要测量的水体、悬浊液或培养溶液中进行测量,也可测量大型藻类。

AquaPen 具备*的敏感度,可检测*0.5μg Chl/L的叶绿素荧光,可以检测浮游植物浓度极低的自然水体,可用于野外和实验室测量。

AquaPen采用调试式荧光测量技术,可设置多种参数,方便测量多种植物叶绿素荧光。外观小巧,方便携带,设计新颖,操作简单,经济耐用,精度高稳定性好。

应用领域

·藻类、蓝藻光合特性研究

·水体藻类含量检测

·光合突变体筛选与表型研究

·生物和非生物胁迫的检测

·藻类抗胁迫能力或者易感性研究

·经济藻类育种、病害检测、长势与产量评估

功能特点:

§结构紧凑、便携性强,LED光源、检测器、控制单元集成于仅手机大小的仪器内,重量仅290g

§功能强大,是叶绿素荧光技术的结晶产品,具备了大型荧光仪的所有功能,可以测量所有叶绿素荧光参数

§内置了所有通用叶绿素荧光分析实验程序,包括两套荧光淬灭分析程序、3套光响应曲线程序、OJIP–test等

§ image.png高时间分辨率,可达10万次每秒,自动绘出OJIP曲线并给出26个OJIP–test参数

§AquaPen两种探头型号:比色杯试管测量室,既可以测量叶绿素荧光,又可以测量680nm和720nm光密度;浸入式光学探头,可直接插到要测量的水体、悬浊液或培养溶液中进行测量,也可测量大型藻类

§FluorPen专业软件功能强大,可下载、展示叶绿素荧光参数图表,也可以通过软件直接控制仪器进行测量

§具备无人值守自动监测功能

§内置蓝牙与USB双通讯模块, GPS模块,输出带时间戳和地理位置的叶绿素荧光参数图表

§可选配水下自动监测式荧光仪,防水防尘设计,*深度10m

测量程序与功能

·Ft:瞬时叶绿素荧光,暗适应完成后Ft=F0

·QY:量子产额,表示光系统II 的效率,等于Fv/Fm(暗适应状态)或ΦPSII (光适应状态)。

·OJIP:快速荧光动力学曲线,用于研究植物暗适应后的快速荧光动态变化

·NPQ:荧光淬灭动力学曲线,用于研究植物从暗适应到光适应状态的荧光淬灭变化过程。

·LC:光响应曲线,用于研究植物对不同光强的荧光淬灭反应。

·OD:光密度,反映藻类密度(限AP110-C)

技术参数

image.png

操作软件与实验结果

南极Mendel站使用AquaPen叶绿素荧光仪监测南极温度升高对地衣/藻类的影响

产地: 欧洲

参考文献

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