date:Aug 28, 2013
ended a ban on the sale of Fonterra milk products that had been ordered after food safety authorities said they found the toxic farm chemical dicyandiamide (DCD) in two batches of milk powder.
The term nitrates is often used interchangeably with nitrites, which occur naturally in water, soil and food and can be used as fertilizers and preservatives. Excessively high levels can be toxic.