The goods you just keep in dry and ventilated environment, and keep the packing intact, still can continue to use, there won't be in the air that content of volatile decline. Please rest assured
this cargo can still be used in the condition of dry and ventilation,with keeping no damage in the packaging.This issue can not emerge that the evaporation in the air will not change the percentage of it .take care of using it
Only if underthe dry and airy place and keep the pack well,it will continue to be used. The situation that the contents would decrease in the air will never happen.Please feel free to use it.
