High Quality Optical Brightener Er-1 From China

• CAS No.: 13001-39-3
• Formula: C24h16n2
• Usage: Acetic Fiber, Polyamide Fiber
• Colour: Green
• Application Material: Acetic Fiber, Polyamide Fiber
• Appearance: Powder
• Model NO.: OB-ER-1
• Type: Synthetic
• Solubility: Insoluble in Water, Soluble in Organic Solvents
• Color: Light Yellow Crystalline Powder
• Application: Fiber and Terylene-Cotton
• C.I.: Fluorescent Brightener 199
• Molecular Weight: 960.95
• Transport Package: Package
• Specification: 25kg
• Trademark: Emperor chemical
• Origin: China

Product Description

Product Description

High quality Optical Brightener ER-1 from China

PHYSICAL PROPERTY
Purity(%):99
Melting Point(ºC):229-231
Volatile conten:≤0.50%
Ash content:≤0.10%

Appearance	Light yellow crystalline powder
Purity	≥98%
Melting Point	229~231°C
Volatile	<0.5%

Yellowish green crystalline powder ER-I, which insoluble in water, soluble in most organic solvents, light purple blue color light.

Detailed Photos

 

Appication

 

The product is suitable for whitening and brightening polyester fabrics or cotton-polyester blend fabrics and whitening plastic as well. The product is compatible with pad-dyeing hot-melt process,high temperature-pressure dip-dyeing process and low temperature adsorbing and fixing dip-dyeing process.

Directions for use and dosage

 

Pad dyeing process:NT-1 whitening agent 2-4g/l; twice dipping and twice padding100°C pre-drying180-200°Ccuring for 20-30s for setting.(Water wash can be dispensed with.) 
High-temperature-pressure dip-dyeing process:NT-1 whitening agent 0.2-0.6%(O.W.F.); bath ratio 1:30; adjust the PH value to 4-5; Keeping dyeing temperature at 130°C for 60min reduction clearingdrying.

FAQ

FAQ: WHAT YOU CARE

Q1. How can I get the samples for testing?

A:

1. We can provide a certain quantity of free samples. Please give the specific CAS or CI NO. of the product and we will give you the sample based on our standard.
2. You can send your samples to our office and we will send back the copy samples for you. It's a more efficient way.

Q2. How can I get the price of needed products?

A:

1. Please give the exactly CAS or CI Number, quantity, packing, destination port or specs requirements. We can according to your exact requirements to give you the price.
2. You can send us a sample, we can according to your sample give you a counter sample and price.

Q3. I don't know whether your product can be available, how can I order this from you?

A:
It's the best way if you can send us a sample, so we can according to your samples give you a counter sample for checking the quality. Also we will quote a price for you to check the cost. After confirming all of this, you can contact our sales for an order.

A:

1. Quality is the foundation of our company,we have been engaging in this field for more than 20 years. Superior quality brings us the benefits and gives us the vitality.
2. The bulk production is the same quality as the confirmed sample we provide to you for testing before the order.
3. If you still have doubt, you can request the third part company, such as SGS, to inspect and test the bulk cargo before shipment (you should bear the inspection expense).

 

Company Profile

 

Hangzhou EMPERTOER CHEMICAL CO.,LTD. Our compang is engaged in development, reasearch, marketing of dyestuff for more than 10 years.

If you have interest in our products and want to find a stable supplier, PLEASE CONTACT US. We're looking forward to your reply and the opportunity to have cooperation with you.

Packaging & Shipping