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Kuchena Kwakanyanya 5N kusvika 7N (99.999% kusvika 99.99999%) Sulfur(S)
Zvichitungamirirwa nehunhu hwakasimba, zvigadzirwa zvedu zvesarufa zvinopa mashandiro akanaka kwazvo, hunhu hwakavimbika uye kuchena kwakanyanya, kubva pa5N kusvika pa7N (99.999% kusvika 99.99999%), kuti zvigutse zvinodiwa neminda yakasiyana-siyana inoda zvinhu zvesarufa zvemhando yepamusoro. Ngatinyatsoongororai zvakanakira zvakawanda uye mashandisirwo ayo zvigadzirwa zvedu zvesarufa zvakakosha mumaindasitiri akasiyana-siyana.
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Kuchena Kwakanyanya 5N kusvika 7N (99.999% kusvika 99.99999%) Antimony (Sb)
Mhando dzedu dzezvigadzirwa zveantimony dzakachena zvakanyanya, kubva pa5N kusvika pa7N (99.999% kusvika 99.99999%), kuti tigutse zvinodiwa nevatengi vedu munzvimbo dzakasiyana, ngatitarisei zvakanakira zvakawanda uye mashandisirwo ayo zvigadzirwa zvedu zveantimony zvakakosha mumaindasitiri akasiyana-siyana.
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Kuchena Kwakanyanya 5N kusvika 7N (99.999% kusvika 99.99999%) Bismuth (Bi)
Mhando dzedu dzezvigadzirwa zvebismuth dzakachena chose, kubva pa5N kusvika pa7N (99.999% kusvika 99.99999%), zvichiratidza mwero wepamusoro wemhando uye mashandiro. Ngatinyatsoongororai mabhenefiti akawanda uye mashandisirwo ayo zvigadzirwa zvedu zvebismuth zvakakosha muindasitiri dzakasiyana-siyana.
