But the Food Standards Agency said the risk to the public was low as numerous eggs involved were mixed with other eggs to make sandwich fillings, so will be highly diluted.
The eggs may be contaminated with the pesticide Fipronil.
The Public Health Lab, she added, is also in contact with other accredited foreign laboratories for the analysis of local and imported eggs for the presence of a toxic pesticide.
The European Commission on Friday listed Italy among the 15 EU countries that imported contaminated eggs or egg products originating in Belgium and the Netherlands.More news: Follia Corea del Nord: "colpiremo Guam a metà agosto"
Dutch police have arrested two suspects after a scare over use of the insecticide fiproni, according to the Dutch prosecution service. However, UK egg farms are undergoing checks to ensure this is the case.
Millions of eggs and egg-based products have been pulled from European supermarket shelves in at least 11 countries, since the scandal went public August 1.
The World Health Organisation considers the insecticide to be "moderately hazardous" and says it can have risky effects on the the liver, kidneys and thyroid glands.
The British Egg Industry Council said consumers concerned about the safety of their food should look for British Lion eggs.
A batch of 196,000 contaminated Belgian eggs was put on sale between April and May and consumed "without any observed health impact", the French agriculture ministry said.More news: 'Conte could walk at Chelsea' - Sutton sees trouble brewing at Stamford Bridge
But the head of Dutch Food Safety Authority, Rob van Lint, denied his claims.
Eight countries - Belgium, the Netherlands, Germany, Sweden, Switzerland, Britain and France, and now recently Luxembourg - are the nations so far who have been affected, as eggs discovered on supermarket shelves across major markets have been found to contain Fipronil.
As reported on Thursday there are millions of contaminated eggs being pulled off the shelves in Germany and now reports of 20 tonnes of such eggs being sold to Denmark have come in.
The core issue involves the use of Fipronil which is believed to have been used inappropriately in cleaning products on chicken farms, although it is not authorised around food producing animals.More news: Sky to broadcast Premier League in Dolby Atmos
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