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REVENUE - Revenue by End Markets (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Net revenue	$ 1,738	$ 1,578	$ 5,087	$ 4,809
Pharmaceutical and Biopharmaceutical
Net revenue	629	540	1,817	1,647
Diagnostics and Clinical
Net revenue	258	242	753	709
Academic and Government
Net revenue	132	128	404	417
Chemicals and Advanced Materials
Net revenue	399	356	1,147	1,110
Food
Net revenue	157	144	472	440
Environmental and Forensics
Net revenue	$ 163	$ 168	$ 494	$ 486

X

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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