Abstract: Nonylphenol polyoxyethylene ether is a nonionic surfactant that uses nonylphenol and ethylene oxide to condense under the action of a catalyst. There are various hydrophilic and lipophilic balance values ​​(HLB value). This product has a wide range of uses in detergents / printing / chemicals.
NPE is a surface active agent, scientific name: nonylphenol polyoxyethylene ether; is a printing and dyeing aid, the role is to print clothes better, and wash some dirty things. But once it enters the organism, it will affect the normal reproduction and development of the organism. NPE is a water-soluble surfactant. Also called environmental hormones;
Once NPE enters the environment, it will quickly decompose into the more toxic environmental hormone-NP, which is nonylphenol. NPE is a recognized environmental hormone worldwide. Studies have shown that even if the concentration of this substance is very low, it is very harmful.
Normal phase high performance liquid chromatograph analysis NPE Shimadzu LC-10AVP high performance liquid chromatograph system (quaternary gradient pump, full wavelength ultraviolet detector, LCsolution chromatography data workstation)
Chromatographic separation conditions:
Chromatography column: normal phase silica gel column 250mm * 4.6mm * 5um
Analysis of NPEWATERS 2695-2996 high-performance liquid chromatograph system by solid-phase extraction-reverse phase liquid chromatography-fluorescence detection method
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