The bottle expiration is 03 (three) years; Only those bottles complying with the ABNT NBR 14222 standard and certified by a recognized technical institute may be used for packaging, and the certificate must be renewed annually; 

The materials to be used in the manufacture must comply with ANVISA / MS specifications; 

Returnable bottles must be printed indelibly and legibly on the top of the bottle, the date of manufacture and the period of validity, in the form of month / year, as well as the number and the issuing institute of the certificate.