Ukraine conflict puts chipmakers on alert over supply of key gases

TSMC, UMC and SK Hynix among those reviewing stockpiles and sources

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Russia and Ukraine are major suppliers of industrial gases used in chipmaking. (Source photos by Reuters and TSMC)

CHENG TING-FANG, LAULY LI and KIM JAEWON, Nikkei staff writers

TAIPEI/SEOUL -- Top chipmakers in Taiwan and South Korea are closely reviewing their stockpiles of critical industrial gases after Russia's invasion of Ukraine sparked fears of supply disruption that could exacerbate a global chip shortage.

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