TY  - BOOK
TI  - The GLOBALLY harmonized system of classification and labelling of chemicals : The purple book volume 1 & II 
SN  - 9211168406
PY  - 2003///
CY  - New York
PB  - United Nation
KW  - CHEMICAL SAFETY
KW  - CLASSIFICATION SYSTEMS
KW  - DANGEROUS GOODS
KW  - HEALTH HAZARDS
KW  - LABELLING
KW  - TOXIC SUBSTANCES
ER  -