TY - GEN ED - SRI LANKA STANDARDS INSTITUTION TI - SLS : 72 : 1985 : Specification for technically specified raw natural rubber (Third revision) PY - 1985/// CY - Colombo PB - SLSI KW - a678.4.032 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2182 ER -