peji_banner

Nhau dzekambani

  • Chengetedzo yekushanda kwep-tert-butyl phenol uye p-tert-octylphenol

    Chengetedzo yekushanda kwep-tert-butyl phenol uye p-tert-octylphenol

    Zvinyorwa zvekushanda kwetert-butylphenol uye tert-octylphenol: 1. Kuvharwa kwekushanda, kuwedzera mhepo, kushandisa kuputika-proof ventilation system nemichina;2, mushandisi anofanira kutanga apinda munguva yekudzidziswa kwakasimba, anofanira kuona kuti munhu wese anorangarira uye anogara achitevedzera ...
    Verenga zvimwe