chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc. chemexowhite optical brightener cbs-x is mainly used in increasing whiteness of detergent, soap and extensively used in synthetic washing powder, especially suitable for liquid detergent . it can also be used directly in whiting cotton, silk, woven, and paper etc.