TCVN 6491-1999
Water quality.Determination of the chemical oxigen demand

Standard No.

TCVN 6491-1999

Release Date

1999

Published By

VN-TCVN

Latest

TCVN 6491-1999

TCVN 6491-1999 history

• 1999 TCVN 6491-1999 Water quality.Determination of the chemical oxigen demand