SARAWHITE-CR | OBA with Bluer tone

Product Information

Sarawhite-CR is an optical brightening agent for Acrylic fibres. It imparts good whiteness with bluish white to bluish tone on the treated substrate. It shows excellent whiteness in exhaust process. Sarawhite-CR shows good light fastness.

Key Features & Benefits
Key Features Benefits
Good Stability
Stable to chlorite and acids
Bluish white tone
Good whiteness can be obtained
General Characteristics
Physical appearance
Lemon yellow to Yellow liquid
Ionic nature Cationic
pH of 1% solution 4 +/- 1
Miscibility Miscible with water
Stability Stable to dilute acids and unstable to dilute alkalies
Compatibility Compatible with cationic and nonionic products

Pad-Steam process

  • Dosage : 5-10 g/l
  • Pick-up : 65-70 %
  • Bath pH : 3.0-4.0
  • Steaming : 100-105 deg.C
  •                         :10-30 mins. 

Exhaust process

  • Dosage : 0.5-1.0%
  • Bath pH : 3.0-4.0
  • Bath Temp. : 95-100 deg.C
  • Time : 30-40 mins.


Stability to Remarks
Peroxide bleach Stable
Reduction bleach Stable
Chlorite bleach Stable
Chlorine bleach Stable
Hard water, ppm (Ca) Stable
pH < 6.5
Hydrosulphite Stable
Compatibility with softeners Compatible
Fastness properties Methods Rating
Light fastness ISO 105-B02 4-5
Wash fastness, 60 deg.C ISO 105-C06 C1 5
Wash fastness, 90 deg.C ISO 105-C06 E1 5
Dry heat fixation, 180 deg.C ISO 105-P01 4-5
Dry heat fixation, 210 deg.C ISO 105-P01 4-5
Perspiration, acidic ISO 105-E04 5
Perspiration, alkaline ISO 105-E04 5
Dry cleaning (perchloroethylene) ISO 105-D01 4-5
Sublimation ISO 105-P01 4-5
Chlorine bleach -- 4-5
Chlorite bleach -- 4-5

Storage : Store in cool, ventilated shed away from heat and direct sunlight. Storage temperature should not exceed 35 deg C.Close lids firmly to avoid contact with air and moisture.

Shelf Life : 9 months from the date of manufacturing, if stored under controlled conditions.

The above information is given in good faith and is without warranty