Chromium isimbi ine mavalence akawanda, ayo akajairika ayo ari Cr (III) uye Cr (VI).Pakati pavo, huturu hweCr (VI) hunopfuura 100 nguva dzakakwirira kupfuura yeCr (III).Iyo ine muchetura kuvanhu, mhuka uye zvipenyu zvemumvura.Iyo yakanyorwa seyekutanga carcinogen neInternational Agency for Research on Cancer (IARC).
CIC-D120 ion chromatograph uye inductively yakabatanidzwa plasma mass spectrometry (ICP-MS) yakashandiswa kuongorora migration chromium (VI) mumatoyi ane kukurumidza-kumhanya uye kunzwisisika kwakanyanya, iyo yakasangana nezvinodiwa zveEuropean Union toy kuchengetedza zviyero EN 71-3. 2013+A3 2018 uye RoHS yekuona chromium (VI) (maererano neIEC 62321). Maererano ne (EU) 2018/725, chinhu 13 cheChikamu III cheEuropean Union Toy Safety Directive 2009/48/EC Annex II, the migration muganho wechromium (VI) inogadziriswa seinotevera:
Nguva yekutumira: Kubvumbi-18-2023