Watch CNBC's full interview with IFF's Andreas Fibig and DuPont's Ed Breen on nutrition business merger

IFF and DuPont announced a large deal over the weekend for the flavors and fragrances company to merge with DuPont's nutrition and biosciences business. The deal values DuPont's business at $26.2 billion and the combined company will have pro forma 2019 revenue of more than $11 billion. Andreas Fibig, IFF Chairman and CEO, and Ed Breen, DuPont executive chairman, join "Squawk on the Street" to discuss.