SLS : 34 : 1981 : Specification for toilet soap (first revision)
- Colombo Bureau of Ceylon Standards 1981
- 8p.
STD2066
SLS 34 : 1981
a668.184.2
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
668.184.2
STD2066
SLS 34 : 1981
a668.184.2
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
668.184.2