[Boris Johnson and Donald Trump]Reuters * The EU is set to tell Boris Johnson that he must ban chlorinated chicken in order to get a trade deal. * Brussels will say Britain must uphold EU rules on food when the bloc sets out its negotiating objectives. * There is a growing concern in Britain that Johnson's government is planning to compromise food standards. * Environment Secretary George Eustice suggested chemical-washed US chicken was on the table. * Britain's farmers will on Tuesday warn Johnson not to "undermine" the industry. * Visit Business Insider's homepage for more stories. The European Union is set to tell Boris Johnson's UK government that it cannot have a free trade deal unless it agrees to continue to prohibit chlorinated chicken and other banned imports from the US. The EU's negotiating guidelines, which the bloc will publish on Tuesday, will say that the UK must uphold the EU's strict rules relating to food hygeine and animal welfare, according to The Guardian newspaper.SEE THE REST OF THE STORY AT BUSINESS INSIDERNOW WATCH: Extremists turned a frog meme into a hate symbol, but Hong Kong protesters revived it as an emblem of hope SEE ALSO: * Meet Roger Stone: One of Trump's most loyal supporters who was just sentenced to serve 40 months in federal prison * Roger Stone is sentenced to 40 months in federal prison for obstruction, false statements, and witness tampering * The EU will tell Britain to give back the ancient Parthenon Marbles, taken from Greece over 200 years ago, if it wants a post-Brexit trade deal