Fluorescent whitening agent(OBA184) Optical Brightener OB CAS 7128 64 5

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Product Overview

Description



Product Description


Optical Brightener OB CAS: 7128-64-5

Specification of Optical Brightener OB CAS: 7128-64-5


Item
Specification
Assay
99.0%Min.
Melting point
196-203℃
Appearance
Yellow or yellow-green crystalline powder
Ash content
0.1%Max.
maximum absorption spectrum wavelength
375nm(in ethanol)
Maximum fluorescence emission wavelength
435nm (in ethanol)
Solubility
Soluble in alkanes, fats, mineral oils, paraffin and most organic solvents.


Use of Product


Use of Optical Brightener OB CAS: 7128-64-5

Good whitening agent for PVC,PS,PE,PP,ABS, PMMA, POM, Thermoplastic, thermoset plastic, Acetate fiber, paint, coating and printing ink, etc.
Amount of Optical Brightener OB added per 100kg polymer (reference dosage):



PVC:
Whitening: 0.01-0.05% (10-50g)
Transparent: 0.0001-0.001% (0.1-1g) (improved brightness)
PS:
Whitening: 0.001% (1g)
Transparent: 0.0001-0.001% (0.1-1g)
ABS:
Natural color: 0.01-0.05%(10g-50g)(It can effectively eliminate the inherent yellow in ABS)
Whitening: 0.01-0.05(10g-50g)
PE, PP:
Whitening: 0.005-0.05%\t(5g-50g)
Transparent: 0.0005-0.001%\t(0.5g-1g)


Packing & Delivery


Packing of Optical Brightener OB CAS: 7128-64-5

25kg/drum  or according to the customers' demand
Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down





Delivery of Optical Brightener OB CAS: 7128-64-5

We have powerful chemical forwarder here to delivery the goods for us.
For little quantity such as 1-50kg, we can send it to you door to door by Courier such as DHL, Fedex, TNT or EMS, you just need to sign the goods at your place,
For the quantity 25-1000kg, we can send it to you by air
For bulk quanity, we can send it to  your seaport by sea or to your door by DDU.



Company Information


Optical Brightener OB CAS: 7128-64-5 from Sancai Industry

Sancai Industry is specialized in supplying of Fine chemicals, Cosmetics,Food and Feed additive,API, Coating and dye chemicals etc, We can also customize chemicals for our customers. We have independent lab and strict quality system, Our products are proudced under ISO 9001. SGS Preshipment is available. "Reliable quality and excellent service" is our commitment to every customer. 







Our clients




FAQ


FAQ for Optical Brightener OB CAS: 7128-64-5

1. Can I get sample for test?
Yes,little sample is free to you, but the freight cost should be paid by you.
2. How long you can send the sample out?
For sample, We can send the sample out 2-3 days when we confirm the delivery.
3.How can you ensure your quality?
We have independent lab to test the quality, only qualifed products can be put in the warehouse, we will test it again when its sent out,only qualified products can be sent out.
We have product resoure system, we will keep the sample 1 year at least, if there is problem with our quality, you can reject it for free.
SGS Preshipment is available
4.Whats your MOQ?
This is our regular products, we can offer you the quantity you need for the first time cooperation, pls feel free to tell us the quantity you needed.
5.Whats your payment terms?
You can pay us by TT, LC, DP, DA, West Union,Paypal, Money gram as your convenince.
6.Are you factory or trader?
This product is produced by us, we also have professional purchase team here to purchase the goods for our regular clients.
7.Is it ok to visit your company?
We welcome our clients come here to visit us. We will go to pick you up when you arrive here
8. Where is your company?
We are in Jinan city-the capital of Shandong Province, Its convenient to be here, It needs 2 hours from Beijing, 3 hours from Shanghai by high speed train



Why Choose us


Why choose us for Optical Brightener OB CAS: 7128-64-5

1.We can offer it with competitive price and prompt delivery
2. Our quality is stable, we dont sell bad quality products. Preshipment sample is available.
3.We have worked on export business ten years, we are familiar with export process. We can reply you within 24 hours.
4. We can customize the products as your needs



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