Producteur Hydrogen De Chine - achat / vente en gros

hi dear friend！ good day! i see in your website that you deal with chemical. so i write to see if we can make business. we offer: caustic soda potassium hydroxide glacial acetic acid phosphoric acid formic acid hydrogen peroxide sles labsa do you need these? tina (...) ...
Annonceur de Chine