Viobrite cbs

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Description

Disodium44bis2sulfostyrylbiphenyl (Viobrite CBS) is a yellow free flowing fine granule which has the chemical formula C28H20O6S6Na2. Viobrite CBS has a higher yield of whiteness than the classical stilbene type brighteners. It finds its application in houselhold detergents. Besides it is being used in coatings and textiles. This substance is also known as Fluorescent Brightener FWA5, Distyrylbiphenylsulfonate, Fluorescent Whitener CBS and FBA 351. Availability Europe and United States Provided Viobrite CBS is on stock in our local warehouses our lead time is about one week if delivered in 25 KG cartons. Canada, South America, South Africa and other markets can also be served, please contact our sales department for more details.

  • Chemistry - laboratory products
  • Sulfostyryl biphenyl
  • Viobrite sulfostyryl

Product characteristics

CAS number
27344-41-8
EC number
248-421-0
HS code
3204 20 00
Appearance
Yellowish free flowing fine granule
Active content
≥95 %
1% E-value
1105 ~ 1181
Extinction value
0.829 – 0.885
Maxim absorption wave length
348 ± nm
Moisture
≤ 5.00 %
Autoignition
580 ºC
Bulk density
550 – 670 g/l
Density
1.49 g/cm3 (22 ºC)
Melting point
>300 ºC
Partition coefficient (log Pow)
-2.32 @ 25 ºC / pH 6.8
pH value
7 – 8.5
Solubility in water
17.6 g/l @ 20 ºC / pH 6.7

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8025 BX Zwolle - Netherlands

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