CLOSE

Certificates


SGS Report

SGS Report

certificates

sgs report

sgs report 01


Chemical Business License

Business Record Certificate of Non-Pharmaceutical Precursor Chemicals

chemical business license

license for the operation of dangerous chemicals

license for the operation of dangerous chemicals 01

Operation Record Certificate


Our Suppliers


anhui
bcc
cnooc
dawei
dena
gst
haili
handsome
hongxu
hualu
huayi
jfe
jiankun
jingling
kingfa
koder
lihua
lishu
lunan
luxi
nuoer
qifa
qixiang
risun
ruiyuan
sanmu
shengyuan
shine hua
shiyou
sinopec
sopo
stl
strong
taihua
taisu
tonghua
upc
weis
wonful
yankuang
zhcc
zhongchuang
zhongjie



Resources
FAQ
Products
Solvents
Others

Contact Us for More Information about Douwin Chemicals

Get in Touch

Email us with any questions or inquiries or use our contact data. We would be happy to answer your questions.

*
*
*
Know More About Douwin Chemical
Method of Producing Phthalic Anhydride and Its Recovery Process

Aug 23 2021

Method of Producing Phthalic Anhydride and Its Recovery Process

Empowering Industries: The Dynamic Role of Acrylamide Suppliers

Sep 11 2023

Empowering Industries: The Dynamic Role of Acrylamide Suppliers

An Overview of the Relevant Knowledge of Phthalic Anhydride

May 13 2023

An Overview of the Relevant Knowledge of Phthalic Anhydride