RG-510T Formaldehyde-free Fixing Agent Ⅰ Physical and Chemical Index Component: special organic compound Appearance: air color to primrose yellow liquid PH value: 4 to 5 (1% aqueous solution) Ionicity: positive ion Solubility: soluble in any proportion of water, alkali-resisting, hard water resisting Solid content::38-40% ⅡPerformance Feature 1.This product is a formaldehyde-free environment-friendly high-quality color fixing agent. 2. It has obvioiusly special effect on active agent or direct bright red, dark brown and dark color fixing. 3. It can improve wet fastness, washing fastness and friction fastness. 4. It can hardly effect sunshine fastness. 5. It cannot make the fabric treated feel stiff. 6. It has extremely little impact on chromatic light.