各种少妇WBB撒尿,日本公共厕所WWW撒尿高清版,各种凹凸屁股尿XX厕所偷拍

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      3. 寧夏恒康制藥科技有限公司
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          Ningxia Heng Kang Pharmaceutical Technology Co., Ltd.
          Address: Hong Sheng East Road,Yinchuan Biotechnology Park (formerly Industrial Park of Nuanquan),Ningxia,China.
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          Promoter
            Published time:2017-08-07 15:24:15  Number of hits:2769second

            Promoter-UR Series 10μm     

                Description

            UR Series organic urea promoter for the dicyandiamide curing epoxy resin with latent accelerator, especially for superfine dicyandiamide curing agent has good compatibility

            Advantages

            1、Added in the epoxy/dicyandiamide formula, can shorten curing time or reduce the curing temperature, curing conditions can reach 120 ℃ / 20 minutes or in more than 140 ℃ under the curing temperature of curing 7 minutes

            2、UR21 and UR22 with highly active, can facilitate to the greatest extent of epoxy/dicyandiamide formula, and have limited effect on the effect on the properties of materials cured

                  Promoter-UR Series 45μm 

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          Address:Yinchuan Biological Science and Technology Park Hongsheng East Road Telephone:0951-7829530
          各种少妇WBB撒尿,日本公共厕所WWW撒尿高清版,各种凹凸屁股尿XX厕所偷拍