FRANKFURT—Germany’s chemical and pharmaceutical industry on Tuesday agreed a lump sum payment for workers and put further collective wage bargaining on hold, citing uncertainty stemming from Russia’s attack on Ukraine. Instead of the usual percentage increase, drug and chemical makers agreed to pay workers 1,400 euros each ($1,534), with companies below a certain profitability threshold paying only 1,000 euro per worker, the employers group and trade union IG BCE said in separate statements. Wage talks for the 580,000 employees are due to resume in October, they added. “The ramifications of this war will pose big challenges for our industry for years to come. It’s all the more important that the social partners remain unified,” said employers’ association president Kai Beckmann, who is a Merck KGaA executive board member. Germany, which relies on Russia for 40 percent of its natural gas and 25 percent of oil needs, has supported Western sanctions …