www.changfengchem.com  | 

www.richchemical.com  | 

www.hisunnychem.com  | 

www.predmaterials.com  | 

www.alberdingk-boley.de/de  | 
www.metadynea.com  | 
www.infochems.com  | 
www.upccorp.co.kr  | 
www.vilher.mx  | 
www.bannerchemicals.com  | 
www.btc-europe.com  | 
www.hlianchem.com  | 

www.3mdeutschland.de/3M/de_DE/unternehmen-de  | 
www.auriquimica.com.br  | 
www.charlottechemical.com  | 
www.biesterfeld.com  | 

www.abiteccorp.com/en/  | 
www.arkema.com  | 
www.merachemicals.com.au  | 
www.spolymers.com  | 
