This International Standard specifies two methods for the determination of the chlorine content of homopolymers and copolymers of vinyl chloride, free from plasticizers or additives, namely: Method A (combustion in a bomb) and method B (combustion in a flask).
DS/EN ISO 1158:1999 history
1999DS/EN ISO 1158:1999 Plastics - Vinyl chloride homopolymers and copolymers - Determination of chlorine content