Optical Brightener Agent 4BK

[Properties]

• Slight gray-yellowish powder

  PH value:7.0～9.0

   

  [Characteristics]

• Can dissolved in the hot water.

• High whiteness increasing power.

• Excellent washing fastness.

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  25kgs in one cardboard boxes.

• The product is non-hazardous,chemical properties stability,be used

  in any mode of transport.

• At room temperature,storage for one year.

[Important hint]

The above information and the conclusion obtained is based on our current knowledge and experience,users should be according to the practial application of different conditions and occasions to determine the optimal dosage and process.