4-Hydroxybenzenesulfonic acid CAS NO.98-67-9

1. certificate of analysis (coa)

2. material safety data sheet (msds)

3. route of synthesis (ros)

4. method of aanlysis (moa)

5. nuclear magnetic resonance (nmr)

6. packing pictures and loading video before loading

7. free sample

9. factory audit

10. strong after-sale service

• government supports, which guarantees better company credibility and finance safe.
• fully free sample. finerchem is confident at the quality of the products, it is gald to supply samples for final customers.
• factory is in national new materials industry park where guarantees safe and international standard production environment. welcome to visit our factory.
• more than 10 years chemical products exported experience, and good relationship with customs and shipment agents, it is easy for us to clear customs and arrange delivery by sea, air and courier.
• professional r&d technology and equipments which keep products quality better and better.

factory pictures:

company: jinan finer chemical co., ltd.

contactor: ray yao (export director)

add: new materials industrial park, jinan city, china.