Chromium ke tšepe e nang le linaha tse ngata tsa valence, tse atileng haholo ke Cr (III) le Cr (VI).Har'a bona, chefo ea Cr (VI) e phahame ka makhetlo a 100 ho feta ea Cr (III).E chefo haholo ho batho, liphoofolo le lintho tse phelang metsing.E thathamisitsoe e le "carcinogen" ea mantlha ke Mokhatlo oa Machaba oa Lipatlisiso ka Kankere (IARC).
CIC-D120 ion chromatograph le plasma mass spectrometry (ICP-MS) e kopantsoeng ka mokhoa o ts'oanelang (ICP-MS) e ile ea sebelisoa ho sekaseka phallo ea chromium (VI) linthong tsa ho bapala tse nang le lebelo le phahameng le kutloisiso e phahameng, tse neng li fihlela litlhoko tsa litekanyetso tsa polokeho ea lipapali tsa European Union EN 71-3. 2013+A3 2018 le RoHS bakeng sa ho lemoha chromium (VI) (ho ea ka IEC 62321). Ho ea ka (EU) 2018/725, ntlha ea 13 ea Karolo ea III ea European Union Toy Safety Directive 2009/48/EC Annex II, moeli oa ho falla ha chromium (VI) o lokisoa ka tsela e latelang:
Nako ea poso: Apr-18-2023