Optical Brightener ER-II, CAS 13001-38-2
Fluorescent Brightener 199:1 (FB 199:1 ), C.I.199:1, Fluorescent Brightener ER-II
Appearance: light yellow crystalline powder
Color shade: royal purple
Melting point: 184-186℃
>Optical Brightener ER-II is used in whitening polyester, polyester/cotton, polyester/yarn, polyester/linen and other blended fabrics.
>Recommended concentrations: 0.05-0.5% depend on the application and degree of desired whiteness.
Handing and Safety:
For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.
10/15/25kg per drum,or according to customers’ requirements.