DNPH预处理小柱 小分子醛酮的检测
型号:: 164-22353
价格:请致电:010-57128832,18610462672
品牌: 日本    产品商标: wako

大气有机污染是影响城市空气质量的重要因素,挥发性有机物(VOCs)包括羰基化合物(carbonyls)是城市大气中主要的有机污染物,也是室内空气中主要的污染物。羰基化合物既是大气光化学反应的产物,又是通过光化学反应生成羟基(OH)、臭氧、过氧乙酰***酯和羧酸等的前驱物,在大气光化学中起着关键的作用。大部分羰基化合物,尤其是醛类是有毒的物质,甲醛和丙***的污染)

*独立包装,使用方便

*批间差极小

Presep-C DNPH(short)

*通气时阻力小,可实现高流速采样

*最适合室内空气采集(依据日本厚生劳动省法)

【产品简介】

种 类 填充剂 粒径(μm) 用途及特性等

DNPH 包被2,4-dinitrophenylhydrazine的硅胶 short:150~450

Long:75~150 吸附醛类后衍生物化,Wakopak? Wakosil DNPH-II是根据美国EPA规定制成的专用柱,可在20分钟内分离15种成分。

臭氧洗涤器(Ozone Scrubber) 高纯度***化钾 - Presep-C臭氧洗涤器(Ozone Scrubber)是填充了高纯度***化钾的萃取柱。最适合吸附醛类及去除不利于DNPH衍生化的臭氧。

【产品信息】

产品编号 产品名称 包装规格

固相萃取柱

291-43951 Presep-C DNPH (Short) 20个

290-34251 Presep-C DNPH 20个

293-40351 Presep-C Ozone Scrubber 20个

HPLC色谱柱

238-59411 Wakopak Wakosil DNPH ,4.6×250mm 1个D型

234-59413 Wakopak Wakosil DNPH ,4.6×250mm 1个W型

231-61731 Wakopak Wakosil DNPH-II ,4.6×150mm 1个D型

237-61733 Wakopak Wakosil DNPH-II ,4.6×150mm 1个W型

专用洗提液

233-01611 Wakosil DNPH Eluent A 1L

230-01621 Wakosil DNPH Eluent B 1L

236-02181 Wakosil DNPH-II Eluent A 1L

233-02191 Wakosil DNPH-II Eluent B 1L

017-17743 Acetonitrile(醛类分析用) 100mL

011-17741 Acetonitrile(醛类分析用) 200mL

 

 

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