TY  - BOOK
ED  - Bureau of Indian standards
TI  - Methods of sampling and test(physical and chemical)for water and waste water: Part 22 ACIDITY
U1  - 628.1/3:543.3:543.871 
PY  - 1985///
CY  - New Delhi
PB  - Bureau of Indian standards 
KW  - IS:3025(Part 13)-1988
ER  -