This was reported by TASS in Rosstandart.

“The process of developing the preliminary national standard“ Facial gauze masks ”was launched, the planned approval period is June 2020,” they said.

The standard is experimental, will be valid for up to three years, after which they will decide on its possible extension as a national, cancellation or revision.

“Other face masks relate to sanitary-hygienic products, which have no unified requirements,” explained Rosstandart.

Earlier it became known that Moscow investigators will check media reports about the sale of low-quality medical masks at inflated prices on the Internet.