Other names: fluorescent brightener 85; Disodium 4,4'-bis[(4-anilino-6-hydroxyethylamino-1,3,5-triazin-2-yl)amino]stilbene-2,2'-disulphonate; Optical Brightener VBL;Optical Brightening Agent Vbl;Fluorescent brightening agent 85; Fluorescent brightener VBL (C.I.85); optical brightener VBL(OBA85)

CAS number: 12224-06-5

Molecular formula: C36H34N12Na2O8S2

Molecular weight: 872.8403

EINECS number: 602-364-1

Content: 99%

Appearance: light yellow powder

Packaging: 25kgs / bag

Application: 

1. Whitening of white products for cotton and viscose, as well as brightening of light colored or printed products, with average sun fastness, good affinity for cellulose fibers, and average uniformity. Suitable for printing, dyeing, pad dyeing, and printing pastes. 

2. Can be used for whitening of vinylon and nylon products. 3 Used for whitening in the paper industry, pulp or coatings.