性开放的欧美大片高清播放,欧洲女人牲交视频免费,欧美肥老太牲交大片

<code id="z0v9i"><nobr id="z0v9i"><track id="z0v9i"></track></nobr></code>

  • <code id="z0v9i"><em id="z0v9i"></em></code>
  • <big id="z0v9i"><nobr id="z0v9i"></nobr></big>
  • <del id="z0v9i"></del>
      <th id="z0v9i"></th>
    1. Yancheng Longshen Chemical Co., Ltd.

      Focus on Bromide and Chloride Derivatives for 20 Years

      The Professional Bromobenzene Manufacturer in China

    2. Products Home >> Products
      1-Bromo-2-methylpropane
      Identification Product name: 1-Bromo-2-methylpropane
      Product name: 1-Bromo-2-methylpropane
      Molecular formula: C4H9Br Molecular weight: 137.02
      Structural formula:
      CAS No: 78-77-3 RTECS No:  TX4140000
      HS code: 2903399090 UN No:  UN 2342 3/PG 2
      Dangerous sign:

      F,Xi

      IMDG Code Page:  
      Physical and Chemical Properties Appearance and properties: Colorless liquid.
      Uses: used as Organic synthesis intermediate
      Melting point: -119 °C Boiling point: 90-92 °C(lit.)
      Relative density (water=1): 1.26 g/mL at 20 °C(lit.) Moisture :  ≤0.05%
      Assay : ≥99% PH value:  6.0~8.0
      Saturated vapor pressure (kPa): - Solubility: Slightly soluble in water, and miscibility with ethanol, ether and other organic solvents.
      Critical temperature (℃): - Critical pressure (MPa): -
      Heat of combustion (kj/mol): -
      Combustion and explosion hazard Conditions to avoid: -
      Flammability: Flammable liquid Building regulation fire insurance classification:: -
      Flash point (℃): 65 °F Self-Ignition temperature(℃): -
      Lower explosive limit (V%): - Upper explosive limit (V%): -
      Hazardous characteristics: combustible in Flame, heat, oxidan; release bromide toxic gases in acid, heat
      Combustion (decomposition) products: - - -
      Incompatible materials: - - -
      Fire fighting methods : Water fog, foam, sand, carbon dioxide, 1211 fire extinguishing agent
      Risk category: -3 - -
      Packaging and transportation Packing group: II
      Directions for storage and transportation: : Ventilated freeze-dried warehouse; Load gently, and no mixed with antioxidants and acids.

       

      quality index
      Item Index value
      Appearance Colorless liquid
      Molecular formula C4H9Br
      Assay ≥ 99%
      Density (d2020) g/cm3 1.26 g/mL at 20 °C(lit.)

      PH value

       
      Moisture ≤ 0.05%

      Home | About Us | Products | News | Development | Contact Us | 中文版

      Copyright(C)2020, Yancheng Longshen Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備05012854號

       
      點擊這里給我發消息
      高經理-內貿
      點擊這里給我發消息
      祁經理-內貿
      點擊這里給我發消息
      吳經理-內貿
      點擊這里給我發消息
      金經理-外貿
       
       
       
       
      性开放的欧美大片高清播放,欧洲女人牲交视频免费,欧美肥老太牲交大片

      <code id="z0v9i"><nobr id="z0v9i"><track id="z0v9i"></track></nobr></code>

    3. <code id="z0v9i"><em id="z0v9i"></em></code>
    4. <big id="z0v9i"><nobr id="z0v9i"></nobr></big>
    5. <del id="z0v9i"></del>
        <th id="z0v9i"></th>