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            Electronic
            • Product introduction
            • Product description
            • Video description
            • Electronic Colloidal silica

              This product can be used as polishing of electronic components, dispersant of coating of picture tube, etc.

              Item

              Model and Standard

              ES-205

              Appearance

              Slight milky transparent to translucent liquid

              Na2O (wt%)

              ≤0.2%

              SiO2 (wt%)

              20-21%

              Density (20°C,g/cm3)

              1.12-1.14

              Impurity substance (ppm)

              Fe

              ≤30

              Al2O3

              ≤1000

              Cu

              ≤0.2

              Pb

              ≤1.0

              Cr

              ≤2.0

              pH(20°C)

              8.5-9.0

              Viscosity (20℃,mPas)

              ≤10

              Particle size (nm)

              8-15

            R & D

            Contact us

            Email:yd@zjyuda.net.cn
                         flytc2012@163.com
            Ph.+86+575-82153422
            Fax. +86 575-82153702
            Skype: flytc216@outlook.com
            WhatsApp: +86-15658118007

            Mobile WeChat
            Mobile WeChat

            Copyright(C)2020,Zhejiang Yuda Chemical Industry Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice

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