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2021 High quality Fluorescent Whitener - Optical Brightener ER-1 – Subang

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  • 2021 High quality Fluorescent Whitener - Optical Brightener ER-1 – Subang

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Usually customer-oriented, and it's our ultimate focus on to be not only by far the most reliable, trustable and honest provider, but also the partner for our customers for Fluorescent Whitening Agent Vbl, Jinan Subang Fine Chemical Co. Ltd, Uvitex DMS, We hope we can have a friendly relationship with businessman from all over the world.
2021 High quality Fluorescent Whitener - Optical Brightener ER-1 – Subang Detail:

Structural formula

1

C.I:199

CAS NO. :13001-39-3

Appearance: light yellow powder

Purity:  ≥99%

Melting point:  230-232℃

Feature

It is of the stilbene benzene type and is easily soluble in many organic solvents. Stable to cationic softener. The light fastness is S grade and the washing fastness is excellent. It can be used in the same bath with sodium hypochlorite, hydrogen peroxide and reducing bleach. The product is a light yellow-green dispersion which is non-ionic. It is obtained from the condensation of terephthalaldehyde and o-cyanobenzyl phosphonic acid one (), (7′ one’ ethyl ester [} R 2-(diethoxy phthalomethyl) benzonitrile].

Application: It is mainly used for whitening polyester, acetate, nylon, etc. Good whiteness for both dip dyeing and pad dyeing. The effect of whitening polyester by low-temperature adsorption and fixing method is also very good.

Instructions

Add the optical brightener ER-1 fine powder together with polyester chips and other additives into the blender. The recommended dosage is 0.02-0.08% (to the polyester weight ratio). The specific dosage can be determined according to the whiteness requirements of the finished product. , Mix well at 50-150℃.

Package

25kg fiber drum，with PE bag inside or as customer’s request.

Shelf life

2 years.

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2021 High quality Fluorescent Whitener - Optical Brightener ER-1 – Subang detail pictures

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To meet the customers' over-expected gratification , we have our robust crew to offer our best over-all support which includes marketing, income, coming up with, production, excellent managing, packing, warehousing and logistics for 2021 High quality Fluorescent Whitener - Optical Brightener ER-1 – Subang , The product will supply to all over the world, such as: Georgia, Swiss, The Swiss, During in 11 years, We've participated in more than 20 exhibitions, obtains the highest praise from each customer. Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss !
    • It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Gladys from Algeria - 2018.06.09 12:42
    The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Juliet from Leicester - 2017.05.02 11:33
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