date:Mar 20, 2013
r dioxide residue should be controlled under 600 milligrams in one kilogram of chopsticks. But sulphur is not supposed to be used for wooden chopsticks, Dong said.
However, the standard has never been thoroughly carried out Dong told China Daily.
There is not even a specific government department in charge of the quality control, he said.
According to Dong, most chopsticks are made in small workshops in mountainous regions, where the companies do not need a production license. The chopsticks