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China wholesale Permanent Violet Bl - Optical Brightener OB-1 – LEADING

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Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of Direct Dye, Direct Yellow 27, Vat Indigo Blue Dye, We look forward to receiving your enquires soon and hope to have the chance to work together with you inside the future. Welcome to take a look at our organization.
China wholesale Permanent Violet Bl - Optical Brightener OB-1 – LEADING Detail:

Optical Brightener OB-1

C.I. Optical Brightening Agent 393

Cas No. 1533-45-5

Equivalent: Uvitex ERT (Ciba)

  1. Properties:

1). Appearance: Bright Yellow Crystalline Powder

2). Chemical Structure: A Compound Of Diphenylethylene

   Bisbenzoxazole Type.

3). Melting Point: 357-359℃

4). Solubility: Insoluble in water, but soluble in high boiling point organic solvents such as phenyl-chloride.

5). Others: Excellent fastness to heat and light due to its high boiling point, also good fastness to chlorine-bleaching.

  1. Applications:

It is especially suitable for shaping various kinds of plastics and their products under high temperature. It has an excellent whitening effect on polyester-cotton blend fabric. It can be used for whitening polyester. It is similar to Whitex Xnk, Eastobrite OB-1 made in foreign country.

  1. Directions For Use And Dosage:

The dosage should be 0.01-0.05% on weight of plastic. Mix optical brightener ert with plastic granulars thoroughly before shaping of plastics or drawing-spinning of polyester.

  1. Specifications:

Appearance: Bright Yellow Crystalline Powder

Purity: 99% Min.

Melting Point: 357-359℃

  1. Packaging And Storing:

Packing In 25Kg/50Kg Carton Drums. Stored In Dry And Ventilated Place.


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We have been convinced that with joint attempts, the business enterprise between us will bring us mutual benefits. We could guarantee you product or service good quality and aggressive value for China wholesale Permanent Violet Bl - Optical Brightener OB-1 – LEADING , The product will supply to all over the world, such as: Singapore, Sweden, Ukraine, Our company absorbs new ideas, strict quality control, a full range of service tracking, and adhere to make high-quality products. Our business aims to "honest and trustworthy, favorable price, customer first", so we won the trust of the majority of customers! If you are interested in our products and services, please do not hesitate to contact us!
  • The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Karl from Paris - 2016.03.28 16:34
    Perfect services, quality products and competitive prices, we have work many times, every time is delighted, wish continue to maintain!
    5 Stars By Lynn from Adelaide - 2016.08.21 14:13
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