英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:



安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Naphthalene - Wikipedia
    19 mg L (10 °C) 31 6 mg L (25 °C) 43 9 mg L (34 5 °C) 80 9 mg L (50 °C) [4] 238 1 mg L (73 4 °C) [5] Solubility: Soluble in alcohols, liquid ammonia, Carboxylic acids, C 6 H 6, SO 2, [5] CCl 4, CS 2, toluene, aniline [6]: Solubility in ethanol: 5 g 100 g (0 °C) 11 3 g 100 g (25 °C)
  • Naphthalene Fact Sheet - NPIC
    IMPORTANT: Always follow label instructions and take steps to minimize exposure If any exposures occur, be sure to follow the First Aid instructions on the product label carefully For additional treatment advice, contact the Poison Control Center at 800-222-1222
  • CDC - NIOSH Pocket Guide to Chemical Hazards - Naphthalene
    Naphthalin, Tar camphor, White tar Colorless to brown solid with an odor of mothballs [Note: Shipped as a molten solid ]
  • Naphthalene | Mothballs, Carcinogen, Polycyclic Aromatic Hydrocarbon . . .
    naphthalene, the simplest of the fused or condensed ring hydrocarbon compounds composed of two benzene rings sharing two adjacent carbon atoms; chemical formula, C 1 0 H 8 It is an important hydrocarbon raw material that gives rise to a host of substitution products used in the manufacture of dyestuffs and synthetic resins Naphthalene is the most abundant single constituent of coal tar, a
  • Naphthalene - NIST Chemistry WebBook
    Other names: Albocarbon; Dezodorator; Moth flakes; Naphthalin; Naphthaline; Naphthene; Tar camphor; White tar; Camphor tar; Moth balls; Naftalen; NCI-C52904; Mighty 150; Mighty RD1; Rcra waste number U165; UN 1334; UN 2304; NSC 37565 Permanent link for this species Use this link for bookmarking this species for future reference
  • Naphthalene - New World Encyclopedia
    Naphthalene (also known as naphthalin, naphthaline, moth ball, tar camphor, white tar, or albocarbon), is a crystalline, aromatic, white, solid hydrocarbon, best known as the primary ingredient of mothballs Naphthalene is volatile, forming a flammable vapor
  • Naphthalene | Formula, Properties Application
    Main purpose of this project is to help the public to learn some interesting and important information about chemical elements and many common materials We realize that the basics in the materials science can help people to understand many common problems Anyone can be able to come here, learn the basics of materials science, material properties and to compare these properties
  • Naphthalene Fact Sheet | US EPA ARCHIVE DOCUMENT
    What levels of exposure can result in harmful health effects? Animal studies showed that giving animals 2,300 parts per million (ppm) to 20,400 ppm
  • Naphthalene - Simple English Wikipedia, the free encyclopedia
    Naphthalene is a crystalline, white hydrocarbon, with a strong smell It is best known as the main ingredient in mothballs, urinal deodorizer blocks, and can be used as an antiseptic In mothballs, it is used as an insecticide or pesticide Naphthalene is toxic In humans, being exposed to naphthalene can destroy red blood cells Naphthalene may also cause cancer
  • Naphthalene Poisoning - UF Health
    Poison Control If you suspect possible poisoning, seek emergency medical care immediately Call 911 or the local emergency number Your local poison control center can be reached directly by calling the national toll-free Poison Help hotline (1-800-222-1222) from anywhere in the United States This national hotline will let you talk to experts in poisoning





中文字典-英文字典  2005-2009