TY - BOOK ED - Sri Lanka standards institution TI - Code for use of plastic materials for food contact applications: Colorants SLS 871 : Part 7 : 1996 U1 - B3116 PY - 2005///] CY - Sri Lanka Standards Institution PB - Colombo KW - PLASTIC MATERIALS KW - SRI LANKA STANDARDS CODES KW - FOOD CONTACT APPLICATIONS KW - SLSI KW - CARBON BLACK KW - POLYSTYRENE PRODCUT ER -