Chromium karfe ne da ke da jahohin valence da yawa, mafi yawansu sune Cr (III) da Cr (VI).Daga cikin su, gubar Cr (VI) ya fi sau 100 fiye da na Cr (III).Yana da guba sosai ga mutane, dabbobi da halittun ruwa.Hukumar Bincike Kan Ciwon daji ta Duniya (IARC) ce ta jera ta a matsayin farkon cutar sankara.
An yi amfani da CIC-D120 ion chromatograph da inductively haɗe-haɗe na plasma mass spectrometry (ICP-MS) don nazarin ƙaura chromium (VI) a cikin kayan wasan yara tare da babban sauri da hankali, waɗanda suka cika buƙatun ka'idodin amincin kayan wasan yara na Tarayyar Turai EN 71-3 2013+A3 2018 da RoHS don gano chromium (VI) (bisa ga IEC 62321) .A cewar (EU) 2018/725, abu na 13 na Sashe na III na Tarayyar Turai Dokokin Tsaron Toy 2009/48/EC Annex II, da An daidaita iyakar ƙaura na chromium (VI) kamar haka:
Lokacin aikawa: Afrilu-18-2023