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Teflon ( PTFE ) is corroded by Hydrochloric acid ( 1 0 % ) Hydrochloric acid ( 9 5 % ) Sulphuric acid None of

Teflon

(

PTFE

)

is corroded by

Hydrochloric acid

(10 %)

Hydrochloric acid

(95 %)

Sulphuric acid

None of these

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