On 17 May 06, 2009, the Ministry of Health of the national technical regulation on the quality of living Water QCVN 02:2009/BYT. This standard set specifies that the limit of criteria for evaluation of water quality used for conventional living, this standard does not include use for direct drinking, food processing in processing facilities.
QCVN 02:2009/BYT applicable to individuals, schools, agencies, organizations, household exploitation self-exploitation in domestic business activities such as water supply facilities under 1000 m3/day. See the full national technical regulation on water quality QCVN 02:2009/BYT at the following path:
http://waterhealth.phad.org/wp-content/uploads/2020/07/QCVN-02-2009-BYT.pdf