The STOXX 600 <.STOXX> wavered around parity and by 0825 GMT was down 0.05 percent, as gains among oil majors on stronger crude prices helped offset a weaker basic materials sector.

However, the pan-European index however is still up nearly 1 percent from the five-month lows hit last week.

"The delay in implementing new tariffs could be tempting some investors to dip their toes back into the water so to speak on a very selective basis," said CMC analyst Michael Hewson.

After initial gains, Germany's exporter-heavy DAX <.GDAXI> index fell 0.05 percent, while strength in the pound on bets of a Brexit deal dragged the UK's FTSE 100 down 0.3 percent.

U.S. President Donald Trump said last week he was ready to slap tariffs on virtually all Chinese imports into the United States, threatening duties on another $267 billion of goods on top of $200 billion in imports primed for levies in coming days.

Among single stocks, takeover talk lifted Finnish sports equipment maker Amer Sports by as much as 14 percent.

Trading in its shares was halted ahead of a statement from Amer saying it had received a non-binding preliminary indication of interest from China's ANTA Sports Products and Asian private equity firm FountainVest Partners.

Ubisoft was another strong gainer, up 4.3 percent with traders citing a broker upgrade.

Solid updates pushed industrial equipment rental firm Ashtead and asset manager Partners Group up 2.6 and 3.4 percent respectively.

Steel giant ArcelorMittal led fallers, down 3 percent after it raised its bid for India's debt-laden Essar Steel in competition with Russia's VTB and Vedanta Resources.

(Reporting by Danilo MasoniEditing by Alexander Smith)

By Danilo Masoni