الوصف

Specification:
A.Appearance:Yellowish even powder

B.Whitening strength:**0±2(compared with standard sample)

C.Moisture:≤5%

D.Fineness(*0mesh residue):≤5%

E,Dissoluble in water:≤0.5% 

F.Light yellow range(dyeing degree):≥0.4%

C.I.Number:**0#

Property:

A.Diarnino stilbene disulphonic acid derivate

B.Iconicity:anion

C.With blue color

D.With better water solubility than VBL,acid and alkali resistant,pH:***0

Application:

A.Whitening agent for cotton fabrica and its blend

B.Whitening agent for capon fabrics

C.Whitening anent for paper

D.And also used tu in crease flnorescent whitening of light-colored fabrics.

Process:

A.Lixhousting Whitening Process:BBU:0.***0.5%(o.w.f.),bath ratio:1:****0,temperature:*****0℃,NaSO4:***0g/L,temperature:*****0℃×****0min    baking   setting

B.Padding Process:BBU:0.**2.5g/L,pH:**9,speed of the squeeaer:****0min/fen.

Pickage&Storage:

Packing in fiber drum  each container *5KG.

Keeping in cool dry place and avoiding sunlight