VITROS Immunodiagnostic Products TT4 Reagent Pack, Product Code 8744468
The specified reagent packs exhibit an increase in the frequency of unsuccessful calibrations.
US Nationwide. Australia, Bermuda, Belgium, Brazil, Canada, Chile, China, Columbia, Denmark, France, Germany, India, Italy, Japan, Mexico, Netherlands, Norway, Poland, Portugal, Russia, Singapore, Spain, Sweden, UK.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1834-2020