Fluorescent whitening agent OB

Chemical name:2.6-Bis(6-teriarybutyl-2-benzoxazolyl)thiofuran
Standard:
Appearance:Light yellow crystalline powder
M.P.:201
Content:>99%
Mess number:>200Mess
Packing: 1kg in polythene bag.
S.F.:

 

Fluorescent whitening agent OB-1

Chemical name:2.2'-(4,4'-distyryl)dibenzoxazole
S.F.:

Standard:
Appearance: Yellow powder
M.P.:369
Max absorbing liquid length:374m
Content:98.5
Packing: 5kg/box or 10kg/box in polythene bag.

 

Fluorescent whitening agent KCB

Chemical name:1.4-Bis(benzoxazolyl-2-yl)albocarbon
M.F.:C24H14O2N2
S.F.:

Performance:Kelly powder with bright blue white light
M.P.:210-212
Content:99.5%
Fineness:Pass through 100 Mess
Packing:25kgs/drum

 

PF plastic fluorescent whitening agent

Performance: Light yellow powder,insoluble in water, soluble in benzene, alcohol, ester, aether ,strong acid.
Technical index:
M.P.:187-190
Purity: about 99.5%
Moisture:<0.5%
Fineness: Pass through 18Mess /inch

 

Transparent agent SKC-Y5988 with polypropylene as core

S.F.:

Standard:

Item	Index
Appearance	White loosen powder
M.P.()	2455
Density(g/cc)	0.3
Purity(%)	98

 

Terylene fluorescent whitening agent SL-4

Standard:Appearance: Light yellow paste liquid Content:211% PH:7-8
20kg in plastic drum, valid period : 12 months, if delamination, stirred it properly. No transportation method demand, antifreeze in winter.