- Zhangyu chemical Co. Ltd.
- iron oxide,titanium dioxide,chrome oxide green,zinc oxide,STPP,Organic product,inorganic salt,Rubber Chemicals,inorganic material,oxide,inorganic acid,inorganic phosphate salt,organic acid.
- Address:Braulio Fdz. Aguirre 150 Nte. Col. Aviacion
- Proquiver S. A. De C. V.
- Inorganic Salt, Organic Acid,chemicals.
- Address:Leopoldo Kiel# 65
- Empresas Kovalsky
- Caustic soda, sulphuric acid,chemicals.
- Address:Mazarik 500
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