TY  - BOOK
ED  - Indian standards institution 
TI  - Code of safety for benzene, toluene and xylene
U1  - 547.532/.533:614.8 
PY  - 1968///
CY  - New Delhi
PB  - Indian standards institution 
KW  - IS:4644-1968
N1  - 3rd reprint September 1991
ER  -