<ol id="rdnzp"></ol>
    <form id="rdnzp"></form>

    <address id="rdnzp"><nobr id="rdnzp"></nobr></address>

      <address id="rdnzp"></address><address id="rdnzp"></address>

            <form id="rdnzp"></form>
            Product
             

            Succinic Anhydride

             

             

            Additional name:

             

             

            Succinic acid anhydride; Succinyl oxide; Bernsteinsaure anhydride; Butanedioic anhydride; Dihydro-2.5-furandione

            CAS: 108-30-5
            Molecular formula: CH2CH2COOCO             C4H4O3

            Structure type:

            Molecular weight: 100.08
            Properties: colorless acicular crystals or granules. Soluble in ethanol, chloroform and carbon tetrachloride; slightly soluble in water and ethyl ether. Decomposes in hot water to succinic acid. mp 119.6, bp 261℃, d 1.503.
            Precaution: uccinic anhydride is irritating to eye and mucosa. Wash with large amount of water in case of eye contact. Seek medical attention if needed.
            Use: as analytical reagent; in manufacturing drug, agrochemcial, resin, etc.
            Packaging & Storage: plastic lined woven bag, net weight 25kg. Store in a cool dry place.


            Specification:
             

             
            A.R.
            C.P.
            Medicine grade
            Tech. grade
            Appearance
            white crystals
            white crystals
            white crystals
            white to light yellow crystals
            Assay %
            99.0-100.5
            98.0-100.5
            99.0
            98.0
            mp ℃
            118-122
            118-122
            117-121
            116-121
            Water dissolution test
            pass
            pass
            /
            /
            Residue on ignition %
            0.005
            0.01
            0.1
            0.2
            Cl %
            0.03
            0.2
              
               
            Color (APHA) %
              
                
            50
            100
            Pb %
               
            0.001
            0.002
               
            As %
               
            0.0002
            0.0005
               
            Fe %
               
            0.0005
            0.001
               
            KMnO4 test (0.1N ml/g)
               
            1
            2
               





            < Return to the previous page >

             

             
             
             
             
             
            情侣黄网站免费看,少妇工地上满足民工,2021videos18xxxx,手伸进她的乳罩里揉搓着漫画,看黄色片a,av第一页在线,一与六高清无码 熟妇的荡欲BD高清在线观看,免费视频专区sm调教,美女胸又www又黄的网站,国产老熟女老女人老人 6080电影,yy6080新视觉影院,6080电影网站 天天爽夜夜爽人人爽,天天影视网色香欲综合网,97人洗澡人人澡人人爽人人模 成人黄视频,成人版抖音短视频app下载快手,成人快手app安装 又色又污又爽又黄的网站,印度幻女free性zozo交,欧美 偷窥 清纯 综合图区,在免费jizzjizz在线播放 99爱碰视频在线观看_国产久免费热视频在线观看_欧美一级黄色视频