茄子视频 - 茄子视频在线观看 - 茄子视频App下载,香蕉eeww99国产精选播放,欧美乱综合图片区小说区

<sup id="3xywr"><center id="3xywr"></center></sup>
    • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
      
      <var id="3xywr"></var>
    • <sup id="3xywr"><center id="3xywr"></center></sup>
        • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
          
          <var id="3xywr"></var>
        • <sup id="3xywr"><center id="3xywr"></center></sup>
            • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
              
              <var id="3xywr"></var>
            • Mfsorb?503

              所屬分類:

              概要簡(jiǎn)述:

              化學(xué)名稱:水楊酸乙基己酯 CAS 號(hào):118-60-5
              Mfsorb?503

              關(guān)鍵詞: Mfsorb?503增效劑防曬溶劑

              產(chǎn)品介紹:

              外觀:無(wú)色至淺黃色透明液體 

              鑒別:A. IR<197f>: 樣品與標(biāo)準(zhǔn)品IR圖譜一致 

                        B. GC: 樣品主峰與標(biāo)準(zhǔn)品主峰保留時(shí)間一致 

              比重(25℃) 1.011~1.016 折光率 (20℃):1.500~1.503 

              酸度 (0.1mol/L NaOH):0.2ml max 

              酸值 (mg KOH/g):1 max 

              比吸光系數(shù)(E%, 1cm, 305nm, 乙醇):165 min 

              皂化值 (mg KOH/gm):200.0~230.0 

              含量 (GC):95.0%~105.0% 

              純度 (GC):98.0% min 

              雜質(zhì) (GC):?jiǎn)蝹€(gè)雜質(zhì): 0.5% max 

                                 總雜質(zhì): 2.0% max 

                                 異辛醇: 200ppm max 

                                 尼泊金甲酯 (HPLC):10 ppm max

              化學(xué)分子式: C15H22O3

              化學(xué)結(jié)構(gòu)式:

               

              紫外吸收曲線:

              產(chǎn)品特性:

              ?????•用于高SPF配方的輔助UVB吸收劑

              ?????•固體有機(jī)防曬劑的優(yōu)異溶劑

              •用于防曬、身體及面部護(hù)理和彩妝產(chǎn)品 

              •最大添加量:5%(EU,USA,AUS) 10%(JP)

              MESSAGE

              產(chǎn)品咨詢留言

              我們的工作人員將會(huì)在收到反饋及時(shí)聯(lián)系您
              <sup id="3xywr"><center id="3xywr"></center></sup>
                • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
                  
                  <var id="3xywr"></var>
                • <sup id="3xywr"><center id="3xywr"></center></sup>
                    • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
                      
                      <var id="3xywr"></var>
                    • <sup id="3xywr"><center id="3xywr"></center></sup>
                        • <tt id="3xywr"><center id="3xywr"><noframes id="3xywr"></noframes></center></tt>
                          
                          <var id="3xywr"></var>