optical brightener CBS-X /Detergent

Product name: optical brightener CBS-X  Appearance:  light yellow uniform powder Property: The product is readily soluble in water, acid-resistant, alkali-resistant, and has much better whitening effect than VBL at pH 4.5-7. Belonging to anionic type, it can be used in the one bath with anionic or nonionic surfactants.       Used in detergent industry and soap industry Limited guarantee:  Our products past country standard, no harmless . Due to can't to control the usage and service condition in client local condition, so we don't promise any  applicability guarantee and any responsibility of accidental or supplement loss, The only guarantee is Our product just be suit of the currently sale specifications