TY - GEN ED - Sri Lanka Standards Institution, Colombo Lk TI - SLS 699 : 1985 : Specification for low density polyethylene films for packaging and allied purposes PY - 1985/// CY - Colombo PB - SLSI KW - a621.798.15:678.742.2 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2883 ER -