The Brazilian Agriculture Ministry said the amounts of carbendazim that it authorizes for exported products follow United Nations and World Health Organization guidelines.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears

Europe allows juice imports that contain as much as 200 parts per billion of carbendazim, and Japan and Canada allow even more of the chemical.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears

Brazilian orange farmers use carbendazim because it is particularly effective in killing black spot and blossom blight, two fungal diseases prevalent in Brazil's warm, wet climate.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears

Brazilian farmers continue to spray their oranges with carbendazim, reflecting the uneven nature of global standards, as well as the European focus of the Brazilian orange juice industry, which is by far the biggest exporter of orange juice in the world.

WSJ: Coke, Pepsi Attempt to Ease O.J. Fears

In recent days, rumors spread on social networks and media sites on line saying that Coca-Cola China admitted in a TV program called Topics in Focus on the China Central Television network that its orange juice products contain a fungicide called Carbendazim.

FORBES: Health Scare At Coca-Cola China; Co Calls It Rumor