• <pre id="y44zt"></pre>

    <td id="y44zt"></td>

  • <acronym id="y44zt"><strong id="y44zt"><listing id="y44zt"></listing></strong></acronym>
    About UsMore>>  
    Europe Certification Union Co., Ltd. (ECU) is an experienced certification authority focusing on providing the third party inspection, identification, test and certification service. We offer many testing services in the fields of industrial products, consumer goods, trade security, etc., involving harmful material, safety, EMC, material analysis, textile, shoes, leather, toys, and many other testing programs.
    Certificate Explorer
    No:  
    Current Location:SERVICE > Chemical Test > TEXT
    Formaldehyde
    Writer :  Click: Release time:2016-07-22 11:18:36?
      1. Application of formaldehyde

      Formaldehyde is limited in textile and cloth, it is mostly used to manufacture of resins and as a chemical intermediate, to Enhance adhesion and durability of auxiliaries of textile, include resin finishing agent, fixative, softening agent, waterproofing agents, adhesives and so on. Formaldehyde used widely as a cross-linking agent in pure or blended textile product (include part silk product) for resin finishing of cellulose fibers.

      2. Effects on the human body of formaldehyde

      Formaldehyde is a hazardous substances, it is harmful to biological cell protoplasts, it can be combined with in vivo protein, change protein structure and coagulation protein. Formaldehyde can cause strong irritation to respiratory tract and skin, and cause respiratory tract inflammation and dermatitis. Long-term exposure may lead to breathing difficulties, eczema and sensitive, and may even induce cancer seriously.

      3. Requirement

      In wear and use of textiles which contain formaldehyde, free formaldehyde may release because of some not cross-linked or hydrolysis, and cause damage to human heath. So more and more directives and regulations issued to limit formaldehyde.

    Pre: PFOS/PFOA Next:Halogen
    Copyright © 2013 All rights reserved. Europe Certification Union Co., Ltd. (ECU)
    丝袜 国产 视频 首页 在线-夜夜躁天天躁免费视频-韩国无码视频-狠狠色狠狠噜视频 <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <蜘蛛词>| <文本链> <文本链> <文本链> <文本链> <文本链> <文本链>