"Following press reports in Hong Kong earlier today claiming that traces of melamine had been found in a Nestle growing up milk, Nestle is confident that none of its products in China is made from milk adulterated with melamine, " the company said.

CNN: Almost 13,000 Chinese children sickened by tainted milk

Retailers were also capping sales of Nestle's SMA milk, despite the company saying there were no stock shortages.

BBC: Baby milk rationed in UK over China export fear

Meanwhile, Hong Kong's Center for Food Safety announced Sunday that a sample of Nestle Dairy Farm Pure Milk, sold in one-liter packs for catering use only, had tested positive for melamine.

CNN: Almost 13,000 Chinese children sickened by tainted milk

"Over 70 different tests are routinely conducted in the course of producing infant formula and other milk products, " Nestle said.

CNN: Almost 13,000 Chinese children sickened by tainted milk

However, Nestle insisted there were no shortages of its formula milk available to retailers.

BBC: Baby milk rationed in UK over China export fear

The officials asked that retail sales of the milk for catering be halted, and that Nestle recall the product.

CNN: Almost 13,000 Chinese children sickened by tainted milk