GS
                              • Product introduction
                              • Product description
                              • Video description
                              • Modified sodium Colloidal silica

                                It has the advantages of compact, regular shape, smooth surface, clear shell, uniform size etc.

                                Item

                                Model and Standard

                                GS-20

                                GS-25

                                GS-30

                                GS-35

                                GS-40

                                Appearance

                                Slight milky transparent to translucent liquid

                                >SiO2 (wt%)

                                20±1%

                                25±1%

                                30.5±1%

                                35±1%

                                40±1%

                                Na2O (wt%)

                                ≤0.5%

                                ≤0.7%

                                pH (20°C)

                                9.5-11.0

                                Density (20°C,g/cm3)

                                1.12-1.14

                                1.15-1.17

                                1.19-1.21

                                1.24-1.25

                                1.28-1.30

                                Viscosity (20°C,mPa•S)

                                ≤10

                                ≤35

                                Particle size (nm)

                                8-15

                                10-20

                                Stability

                                Two years

                                One year

                                6 months

                              Products

                              R & D

                              Contact us

                              Email:yd@zjyuda.net.cn
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