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    上海金鹏分析仪器有限公司综合国内外优秀生化实验设备制造经验**生产的AS-90砷元素形态分析仪,进行系统详解,可快速查询产品的**报价、图片、技术参数,或者进行产品性能比较,使用非常方便。

    AS-90砷元素形态分析仪的详细介绍

    主要技术指标

    ● 可检测的含砷形态

    采用阴离子色谱柱,可检测:亚砷酸(As(Ⅲ)),砷酸(As(Ⅴ)),一甲基砷(MMA),二甲基砷(DMA);

    采用阳离子色谱柱,可检测:一甲基砷(MMA),二甲基砷(DMA),砷甜菜碱(AsB),砷胆碱(AsC)。

    ● 检出限*

    对于As(III)、As(V)、MMA、DMA:检出极限优于1 ng;

    对于AsB和AsC:检出极限优于3 ng。

    ● 重现性

    浓度为100ng/mL的As(III)、As(V)、MMA、DMA混合溶液测定的相对标准偏差不大于6%。

    ● 基线稳定性和噪声

    仪器在30分钟内的静态基线漂移不大于 0.005Abs;基线噪声峰峰值不大于0.004Abs。

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    Analytical Instruments Co., Ltd. Shanghai Jinpeng excellent chemical and biological laboratory equipment and foreign manufacturing experience exclusively produced AS-90 Arsenic speciation analysis instrument, a systematic Xiangjie to quickly check the latest products, quotes, pictures, technical parameters, or product performance comparison to use very convenient.

    AS-90 morphological analyzer arsenic detailed description of

    Main Technical Specifications

    ● can detect patterns of arsenic

    Using anion column can be detected: Arsenic trioxide (As (Ⅲ)), arsenate (As (Ⅴ)), a methyl-arsenic (MMA), dimethyl arsenic (DMA);

    Using cation column, can be detected: a methyl-arsenic (MMA), dimethyl arsenic (DMA), arsenic betaine (AsB), arsenic choline (AsC).

    ● detection limit *

    For the As (III), As (V), MMA, DMA: The detection limit of better than 1 ng;

    For AsB and AsC: detection limit of better than 3 ng.

    ● reproducibility

    100ng/mL concentration of As (III), As (V), MMA, DMA mixture determination of the relative standard deviation of not more than 6%.

    ● baseline stability and noise

    Equipment within 30 minutes of static baseline drift is not more than 0.005Abs; baseline noise, peak-peak value is not greater than 0.004Abs.

    In particular that: ⑴ prices listed on this site, such as a change in the factory, please factory new price shall prevail.

    ⑵ the wholesale margin of preference for each plant is different, please call us.