日本熟妇HDSEX视频,日本熟妇牲交视频,40岁熟妇XXⅩ在线观看

  1. <th id="yx7ul"></th>
    <code id="yx7ul"></code>

      <strike id="yx7ul"></strike>
      1. <thead id="yx7ul"></thead>

        <big id="yx7ul"><menu id="yx7ul"></menu></big>

        Welcome to LookChem.com Sign In|Join Free
        • or
        Home > Products >  > 

        Difluorochloromethane

        Related Products

        Hot Products

        Basic Information Post buying leads Suppliers
        Name

        Difluorochloromethane

        EINECS 200-871-9
        CAS No. 75-45-6 Density 1.277 g/cm3
        Solubility slightly soluble in water Melting Point -146 °C
        Formula CHClF2 Boiling Point -40.8 °C
        Molecular Weight 86.47 Flash Point
        Transport Information UN 1018 Appearance Colourless gas
        Safety 23-59 Risk Codes 40-59
        Molecular Structure Molecular Structure of 75-45-6 (Methane,chlorodifluoro-) Hazard Symbols FlammableF
        Synonyms

        Algeon 22;Algofrene 22;Algofrene 6;Arcton 22;Arcton 4;CFC 22;Chlorodifluoromethane;Daiflon 22;Difluoromonochloromethane;Dymel 22;F 22 (halocarbon);FC 22;FC 22 (halocarbon);FKW 22;Flugene22;Forane 22;Freon 22;Frigen 22;Fron 22;HFA 22;Haltron 22;Isceon 22;Isotron 22;Khladon 22;Korfron 22;Propellant 22;Refrigerant R 22;Solkane 22;Ucon 22;

         

        Difluorochloromethane Chemical Properties

        Molecular Formula: CHClF2
        Molecular Weight: 86.47
        EINECS: 200-871-9 
        Index of Refraction: 1.278
        Density: 1.277 g/cm3
        Melting point: -146 °C
        Boiling Point: 155 °C
        Water solubility: Slightly soluble
        Appearance: Colourless gas
        Structure of Difluorochloromethane (CAS NO.75-45-6):
                              
        IUPAC Name: Chloro(difluoro)methane
        Product Category of Difluorochloromethane (CAS NO.75-45-6): refrigerants;Organics;Refrigerant

        Difluorochloromethane Uses

         Difluorochloromethane (CAS NO.75-45-6) is mainly used as mainlyPropellant, fumigant, insecticide. It  was once commonly used as a propellant and in air conditioning applications.

        Difluorochloromethane Production

         Difluorochloromethane (CAS NO.75-45-6) can be prepared from Chloroform : HCCl3 + 2HF → HCF2Cl + 2HCl .

        Difluorochloromethane Toxicity Data With Reference

        1.    

        mmo-sat 33 pph/24H-C

            TOLED5    Toxicology Letters. 2 (1978),1.
        2.    

        mma-sat 33 pph/24H-C

            TOLED5    Toxicology Letters. 2 (1978),1.
        3.    

        ihl-rat LC50:35 pph/15M

            HUTODJ    Human Toxicology. 1 (1982),239.
        4.    

        ihl-mus LC50:28 pph/20M

            TXAPA9    Toxicology and Applied Pharmacology. 59 (1981),64.
        5.    

        ihl-dog LCLo:70 pph

            TXAPA9    Toxicology and Applied Pharmacology. 2 (1960),363.

        Difluorochloromethane Consensus Reports

        It is reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

        Difluorochloromethane Safety Profile

        Hazard Codes: FlammableF
        Risk Statements: 40-59 
        R40:Limited evidence of a carcinogenic effect. 
        R59:Dangerous to the ozone layer.
        Safety Statements: 23-59 
        S23:Do not breathe vapour. 
        S59:Refer to manufacturer / supplier for information on recovery / recycling.
        Mildly toxic by inhalation. Experimental reproductive effects. Mutation data reported. An asphyxiant in high concentrations. At elevated pressures, 50% mixtures with air are combustible although ignition is difficult. When heated to decomposition it emits toxic fumes of F and Cl.

        Difluorochloromethane Standards and Recommendations

        OSHA PEL: TWA 1000 ppm
        ACGIH TLV: TWA 1000 ppm; Not Classifiable as a Human Carcinogen
        DFG MAK: 500 ppm (1800 mg/m3)
        DOT Classification:  2.2; Label: Nonflammable Gas

        Difluorochloromethane Specification

         Difluorochloromethane , its cas register number is 75-45-6. It also can be called Chlorodifluoromethane ; Fluorocarbon 22 ; Freon R-22 ; and Freon 22 . Difluorochloromethane (CAS NO.75-45-6) is shipped as a liquefied gas under its own vapor pressure, and is noncombustible. Difluorochloromethane can asphyxiate by the displacement of air. Contact with the liquid can cause frostbite.

        Please post your buying leads,so that our qualified suppliers will soon contact you!
        *Required Fields

        日本熟妇HDSEX视频,日本熟妇牲交视频,40岁熟妇XXⅩ在线观看
        1. <th id="yx7ul"></th>
          <code id="yx7ul"></code>

            <strike id="yx7ul"></strike>
            1. <thead id="yx7ul"></thead>

              <big id="yx7ul"><menu id="yx7ul"></menu></big>