SNo 
IS Number 
Title 
Technical Committee 
1 
IS 1070 : 1992

Reagent grade water  Specification (Third Revision) 
CHD 13 
2 
IS 265 : 1993

Hydrochloric acid  Specification (Fourth Revision) 
CHD 1 
3 
IS 261 : 1982

Specification for copper sulphate (Second Revision) 
CHD 1 
4 
IS 7017 : 1973

Method for colorimetric determination of traces of heavy metals by dithizone 
CHD 1 
5 
IS 264 : 2005

Nitric acid  Specification (Third Revision) 
CHD 1 
6 
IS 4905 : 2015

Random sampling and randomization procedures (First Revision) 
MSD 3 