Hóa chất Ethylenediamine tetraacetic aci.d disodium salt EDTA 2Na lọ 250g C10H14N2O8Na2 CAS 6381-92-6 EDTA.2NaLiên hệ: 0944.999.025 (có zalo)Email: hoachatvanxuan@gmail.comWeb: hoachatvanxuan.com