Superiority:

Quality&Price&Delivery:

1. High and reliable quality with factory directly;

2. Competitive price in China market ;

3. More than 12 years exporting experience; 

4. Stable supply capacity and prompt delivery; profeesional team to deal with it;

5. Professional technical support; Strict quality control;

6. Various payment terms and factoring business

7. Local warehousing for small batch customers;

8. Professional logistic support;

Service:

1. Free sample can be available per your request before order;

2. Special packing also can be available according to your requirement; photos available before shipment;

3. Fast response,any inquiries or claims will be replied within 24 hours;

Wuhan Xinru Chemical Industry Co.,Ltd  founded in 2006, engaged in R&D, producing and marketing barium salts, sodium salts, fertilizer and medical intermediates. 
We have several stock-holding factories, based on strong R&D ability, advanced production technology and experienced team; pluses international trade office in Wuhan, we can offer high and stable quality products with quick response and service. 

Since 2006,we have already developed and established a very good relationship with different reputed customers in EU, Egypt, Canada, Korea, USA, Chile, Turkey, Thailand etc.Our products widely used in water purification,magnet material, rubber, ceramic,glass,painting, powder coating, plastic industry, pharmacy and so on. 

OUR MISSION: satisfy customers needs ,serve wholeheartedly and sincerely. 
OUR SERVICE: supply excellent quality product with competitive price and fast 
shipment and timely delivery.

In the light of customer first, excellent quality, competitive price, good service, the principle of mutual benefit , to serve our new and old customers.

All we want is win-win busines.

Welcome to our company and warm welcome to inquiry me about all of our products, we will provide the competitive price for it.

We are sincerely responsible for the “Product quality and “After service".

Quick Details:

· ProName: High purity 4,4'-Oxydiphthalic dianhyd...

· CasNo: 1823-59-2

· Molecular Formula: C16H6O7

· Appearance: white crystalline powder

· Application: Used for composite materials, foam, Pharmaceutical Intermediates,

Brief introduce:

Product name：4,4'-oxydiphthalic dianhydride

synonyms： 4,4'-oxydiphthalic anhydride(odpa); 4,4-oxydiphthalic dianhydride; 5,5'-oxybis-3-isobenzofurandione; 4-4'-oxydiphthalic acid anhydride; 4,4'-oxydiphthalic anhydride; bis-(3-phthalyl anhydride) ether; odpa; 4,4'-oxydiphthalic acid; 4,4''-oxybisdiphthalic anhydride; 5,5'-oxybis(2-benzofuran-1,3-dione); oxydiphthalicanhydride; s-odpa; oxydiphthalic anhydride

cas no.: 1823-59-2

molecular formula: c₁₆h₆o₇

formula weight: 310.2146

density: 1.665g/cm³

^{melting point: 225-229degree c}

boiling point: 577.7 degree c at 760 mmhg

flash point: 260.7 degree c

vapour pressure: 2.41e-13mmhg at 25 degree c

Specifications of ODPA:

Our Laboratory &Workshop: