000 004740000a22001810004500
027 _aSLS 107 : 1982
_q1982
041 _aeng
080 _a69.001.3
_bS7
942 _cSD
110 _aBUREAU OF CEYLON STANDARDS
245 _aSLS 107 : 1982 : Specification for ordinary Portland cement (First revision)
250 _a1st rev.
260 _aColombo
_bSLSI
_c1982
300 _a48p.
500 _aSTD2271
650 _aSTANDARDS-SRI LANKA
650 _aSRI LANKA-STANDARDS
999 _c23884
_d23884