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  • Jiri nke ferrous sulfate na simenti

    Ferrous sulfate monohydrate na-eji isi dị ka mbenata gị n'ụlọnga na ciment ụlọ ọrụ iji nweta a Cr (VI) ọdịnaya nke ihe na-erughị 2 mg / L. Na 30% monohydrated ụdị, ferrous sulfate bụ praịm-eji site na simenti ahịa iji belata hexavalent chromium. Ngwaahịa a bụ nke a pụrụ ịtụkwasị obi nke kachasị dị ọcha nke ndị na-emepụta ciment nwere ike iji tụnyere nhọrọ ndị ọzọ na ahịa.

    2020-11-13
  • Ngosi ngosi oge

    N'ihi ọrịa na-efe efe nke COVID-19, mgbochi njem, yana ejighị ihe zuru ụwa ọnụ na-aga n'ihu, EUROTIER 2020 na VIV ASIA 2021 na-agbanwe kalenda ngosi ya iji nweta ihe ngosi mpaghara mpaghara nke ọma n'oge ụbọchị kwesịrị ekwesị nke 2021.

    2020-11-13
  • AKW WEKWỌ AKW VKWỌ AKW NEWKWỌ AKW OFKWỌ AKW OFKWỌ

    Iji nye ndị ahịa ọrụ dị elu ma na-arụ ọrụ nke ọma, RECH CHEMICAL emelitere ụdị nke weebụsaịtị ahụ site ugbu a gaa n'ihu. Na-atụ anya nkwado site na ndị ahịa dị ka mgbe niile. Anyị ga-enye ọrụ kacha mma mgbe niile.

    2020-11-13