Definition of hexavalent in English:
hexavalent
adjectiveˌhɛksəˈveɪl(ə)ntˌhɛksəˈveɪlənt
Chemistry Having a valency of six.
Example sentencesExamples
- Zinc-based materials and polymers are replacing hexavalent chromium.
- Chromium occurs in both trivalent and hexavalent (Cr VI) forms.
- There is a growing acceptance that industry will adopt trivalent chromium as an intermediate solution to the replacement of hexavalent chromium.
- More than 95 percent of leather produced in the U.S. is tanned using trivalent and/or hexavalent chromium, the latter of which is an EPA-recognized carcinogen.
- The chemicals which must be replaced by 2007 include lead, mercury, cadmium, hexavalent chromium and some flame retardants.
Definition of hexavalent in US English:
hexavalent
adjectiveˌhɛksəˈveɪləntˌheksəˈvālənt
Chemistry Having a valence of six.
Example sentencesExamples
- The chemicals which must be replaced by 2007 include lead, mercury, cadmium, hexavalent chromium and some flame retardants.
- Chromium occurs in both trivalent and hexavalent (Cr VI) forms.
- Zinc-based materials and polymers are replacing hexavalent chromium.
- There is a growing acceptance that industry will adopt trivalent chromium as an intermediate solution to the replacement of hexavalent chromium.
- More than 95 percent of leather produced in the U.S. is tanned using trivalent and/or hexavalent chromium, the latter of which is an EPA-recognized carcinogen.