Basic Information
Cas No:1533-45-5
Molecular Weight:414.45
Molecular Formula:C28H18N2O2
Purity:99%
Appearance:Yellow greenish powder
Optical brightener Ob-1 Chemical Properties
| Test item | Standard |
|---|
| Appearance | Slight greenish yellow powder |
| Content (HPLC) | 98~98.5% |
| Melting point | 352~358℃ |
| Ash content | ≦0.5% |
| Volatile matter | ≦0.5% |
Optical brightener Ob-1 USE
1. for the whitening of polyester fiber, nylon fiber and polypropylene fiber
2. for the whitening of polypropylene plastics, hard PVC, ABS, EVA, polystyrene and Makrolon
3. to be used in polyester and nylon
Optical brightener Ob-1 Packaging
Packaging according to customer requirements (25 kg) cartons, paper bucket, paper bags. Packaging according to customer requirements. Dry, dark save.
We have overseas warehouses in Germany, USA, Nuevo Laredo, Mexico, Vancouver, Toronto, Canada, Amsterdam, Netherlands and Sydney, Melbourne, Australia. Overseas warehouses stock some of the best selling local products. We can ship the goods to you from overseas warehouse, which usually takes 1-4 days to deliver. We also support self-pickup goods, after successful payment you can go to the warehouse to pick up the goods. Cash payment is also acceptable. The quality of the products and services will definitely surprise you. Looking forward to our cooperation.
We have a professional customs clearance team specializing in the transportation of chemical products, 100% guarantee that your package safely delivered to the destination. We work with FedEx, UPS, DHL, TNT EMS InPost and other international express companies. If there is a problem with the package during transit, we guarantee that it will be reshipped free of charge.
Q 1 : Do you have stock?
A: Yes, we have all our products in stock. Our annual output is 200 tons. No matter when you order, we will ship within 1 to 3 days.
Q 2 : What certificates and documents do you offer?
A: Some technical paperwork is available, such as COA, HNMR, HPLC, LC-MS etc.
Q 3 : Why should I choose you?
A: Powerful technical support-come from our highly skilled & fully experienced staff, working in chemical industry for over
5years, in average.Strict quality control-comes form our sophisticated management system.Professional and warm sales team-since we
believe we can only win via our hard work in a competitive worldQuick response and excellent presale and after sale service-since
we believe our customers deserve all the best service.
Q 4 : Can I get best price from you?
A: Of course. We don't chase excessive profits and always try tp give best offer. We are not pursuing short-term interests, but long-term cooperation. So we'll do our best to meet your request.
Q 5 : How should I pay?
A: We accept all kinds of payment ways. such as alibaba , T/T, West union, BTC and USDT.
China
