... .We get EPA Certificate, PRMA Certificate, and ISO9001:2000, ISO14000, & OHSMS18000 for our TCCA/Chlorine Tablet/Stabilized Chlorine.We get EPA Certificate ... , TCCA, SDIC, Calcium Hypochlorite, PH Balancers, Algaecide, Sodium Percarbonate, and Multifunctional Tablet for our customers.Our chemicals are exporting to EU, America ...