TY - GEN ED - BUREAU OF CEYLON STANDARDS TI - SLS 561 : Part. 3 : 1982 : Methods of sampling petroleum and petroleum products - pt. 3 : Sampling of semi-solids and solids PY - 1982/// CY - Colombo PB - BCS KW - a662.62:543.053 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2757 ER -