طلبات البيئة واعادة التدوير / اسبانيا

We are a company from Spain, we are dedicated to wastewater treatment We would like to know if you sell flocculant The purchasing volume is 500 to 1000 tons/year I need FOB China price I need to know price and product of flocculants in China for a purchasing volume of 500-1000 tons per year