十八禁啪啪污污网站免费下载,亚洲午夜久久多人,亚洲国产综合在线观看播放,亚洲AV无码精品色午夜红一片,亚洲国语在线视频手机在线

  • HOME
  • ABOUT
  • PRODUCT
  • NEWS
  • HONOR
  • MESSAGE
  • CONTACT
  • Product series
    The company mainly engaged in: electroplating raw materials, textile printing and dyeing, environmental protection sewage treatment, coating xiangsu, flocking materials, forest petrochemical, glass out building materials, edible chemicals, adhesives, electronic machinery and other chemical products

    Sodium cyanide (anqing)

    Sodium cyanide (anqing)

    詳細描述

    Details

    Product details:

    1

    Sodium cyanide (qing) into the cubic system, white crystalline particles or powder, easy to delirium, with faint bitter almond odor. Highly toxic, skin wound contact, inhalation, swallow trace poisoning death. The chemical formula is NaCN, melting point 563.7℃, boiling point 1496℃. It is easily soluble in water and hydrolyzed to hydrogen cyanide. The aqueous solution is highly alkaline. It is an important basic chemical raw material for basic chemical synthesis, electroplating, metallurgy and organic synthesis. Is a compound containing cyanogen root (CN).

    1

    購買劇毒品需要公安局開具的劇毒化學(xué)品購買憑證

    3333

    Need to buy customers welcome to inquire:18015828251     QQ:2488095996



    Welcome online consultation

    High reputation/good reputation

    Sinopec Shanghai petrochemical, sichuan vinylon, Great Wall energy polyvinyl alcohol production in changzhou special dealers