optical brightener CBS-X optical brightener agent OBA 351 fluorescent whitening agent CBS 351
C.I.: 351
CAS NO.: 54351-85-8
Appearance: Yellowish green crystal powder/granular
Max.uv absorption wavelength: 348nm
1% Extinction coefficient: 1140
Usage: A good whitening agent for synthetic detergent powder, soap, printing ink and man-made fiber etc.
Package: 25KG fiber drums with PE liner
Specification |
E (1% /cm): 1105-1181
Indissoluble substance: 0.5%max
Solubility in water 25C 25g/l
70C 100g/l
95C 300g/l
max in ultra-violet range: 348-350nm
Ionic character: anion |
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